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10123102232031 = 347257791278501
BaseRepresentation
bin1001001101001111011111…
…1010011001110111011111
31022211202111101210120122110
42103103313322121313133
52311324103132411111
633310253341045103
72063240624142045
oct223236772316737
938752441716573
1010123102232031
113253202334a68
121175b12556793
135857b1c6c839
1426dd64490395
151284d24335a6
hex934f7e99ddf

10123102232031 has 16 divisors (see below), whose sum is σ = 13784752816128. Its totient is φ = 6605095380000.

The previous prime is 10123102232029. The next prime is 10123102232041. The reversal of 10123102232031 is 13023220132101.

It is not a de Polignac number, because 10123102232031 - 21 = 10123102232029 is a prime.

It is a super-2 number, since 2×101231022320312 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10123102231989 and 10123102232007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10123102232041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36209281 + ... + 36487781.

It is an arithmetic number, because the mean of its divisors is an integer number (861547051008).

Almost surely, 210123102232031 is an apocalyptic number.

10123102232031 is a deficient number, since it is larger than the sum of its proper divisors (3661650584097).

10123102232031 is a wasteful number, since it uses less digits than its factorization.

10123102232031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536342.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 10123102232031 its reverse (13023220132101), we get a palindrome (23146322364132).

The spelling of 10123102232031 in words is "ten trillion, one hundred twenty-three billion, one hundred two million, two hundred thirty-two thousand, thirty-one".

Divisors: 1 3 47 141 257791 278501 773373 835503 12116177 13089547 36348531 39268641 71795051291 215385153873 3374367410677 10123102232031