100123232031100 has 18 divisors (see below), whose sum is σ = 217267413507704. Its totient is φ = 40049292812400.

The previous prime is 100123232031059. The next prime is 100123232031127. The reversal of 100123232031100 is 1130232321001.

It is a super-3 number, since 3×100123232031100³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 500616160056 + ... + 500616160255.

Almost surely, 2^{100123232031100} is an apocalyptic number.

100123232031100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100123232031100 is an abundant number, since it is smaller than the sum of its proper divisors (117144181476604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100123232031100 is a wasteful number, since it uses less digits than its factorization.

100123232031100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001232320325 (or 1001232320318 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 100123232031100 its reverse (1130232321001), we get a palindrome (101253464352101).

The spelling of 100123232031100 in words is "one hundred trillion, one hundred twenty-three billion, two hundred thirty-two million, thirty-one thousand, one hundred".