100123113032312 has 16 divisors (see below), whose sum is σ = 193786670385600. Its totient is φ = 48446667596160.

The previous prime is 100123113032263. The next prime is 100123113032321. The reversal of 100123113032312 is 213230311321001.

It is a super-2 number, since 2×100123113032312² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201861114737 + ... + 201861115232.

It is an arithmetic number, because the mean of its divisors is an integer number (12111666899100).

Almost surely, 2^{100123113032312} is an apocalyptic number.

It is an amenable number.

100123113032312 is a deficient number, since it is larger than the sum of its proper divisors (93663557353288).

100123113032312 is a wasteful number, since it uses less digits than its factorization.

100123113032312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403722230006 (or 403722230002 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 100123113032312 its reverse (213230311321001), we get a palindrome (313353424353313).

The spelling of 100123113032312 in words is "one hundred trillion, one hundred twenty-three billion, one hundred thirteen million, thirty-two thousand, three hundred twelve".