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12031201131101 = 59331616068469
BaseRepresentation
bin1010111100010011101101…
…1110000011101001011101
31120121011122002111210021122
42233010323132003221131
53034104344442143401
641331020230340325
72351140244160215
oct257047336035135
946534562453248
1012031201131101
113919449427469
121423888aba6a5
136936ca883c39
142d845576d245
1515ce5c20a21b
hexaf13b783a5d

12031201131101 has 8 divisors (see below), whose sum is σ = 12272083922400. Its totient is φ = 11791550477520.

The previous prime is 12031201131091. The next prime is 12031201131121. The reversal of 12031201131101 is 10113110213021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12031201131101 - 234 = 12014021261917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12031201131101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12031201131121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308014706 + ... + 308053763.

It is an arithmetic number, because the mean of its divisors is an integer number (1534010490300).

Almost surely, 212031201131101 is an apocalyptic number.

It is an amenable number.

12031201131101 is a deficient number, since it is larger than the sum of its proper divisors (240882791299).

12031201131101 is an equidigital number, since it uses as much as digits as its factorization.

12031201131101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616068859.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 12031201131101 its reverse (10113110213021), we get a palindrome (22144311344122).

The spelling of 12031201131101 in words is "twelve trillion, thirty-one billion, two hundred one million, one hundred thirty-one thousand, one hundred one".

Divisors: 1 59 331 19529 616068469 36348039671 203918663239 12031201131101