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12031032223323 = 3310713940174713
BaseRepresentation
bin1010111100010011000101…
…1001101110011001011011
31120121011012022200101101000
42233010301121232121123
53034104023222121243
641330551354200043
72351133123400551
oct257046131563133
946534168611330
1012031032223323
113919372050563
121423840423023
136936a1894ac9
142d843b161bd1
1515ce4c4935d3
hexaf13166e65b

12031032223323 has 64 divisors (see below), whose sum is σ = 18165184934400. Its totient is φ = 7868787379200.

The previous prime is 12031032223321. The next prime is 12031032223337. The reversal of 12031032223323 is 32332223013021.

12031032223323 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 1 + 0 + 322 + 2 + 332 + 3 = 666.

It is not a de Polignac number, because 12031032223323 - 21 = 12031032223321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12031032223321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 160992615 + ... + 161067327.

It is an arithmetic number, because the mean of its divisors is an integer number (283831014600).

Almost surely, 212031032223323 is an apocalyptic number.

12031032223323 is a deficient number, since it is larger than the sum of its proper divisors (6134152711077).

12031032223323 is a wasteful number, since it uses less digits than its factorization.

12031032223323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75369 (or 75363 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 12031032223323 its reverse (32332223013021), we get a palindrome (44363255236344).

The spelling of 12031032223323 in words is "twelve trillion, thirty-one billion, thirty-two million, two hundred twenty-three thousand, three hundred twenty-three".

Divisors: 1 3 9 27 107 139 321 401 417 963 1203 1251 2889 3609 3753 10827 14873 42907 44619 55739 74713 128721 133857 167217 224139 386163 401571 501651 672417 1158489 1504953 2017251 5964073 7994291 10385107 17892219 23982873 29959913 31155321 53676657 71948619 89879739 93465963 161029971 215845857 269639217 280397889 808917651 1111206449 3205710691 3333619347 4164427907 9617132073 10000858041 12493283721 28851396219 30002574123 37479851163 86554188657 112439553489 445593786049 1336781358147 4010344074441 12031032223323