100123312132002 has 16 divisors (see below), whose sum is σ = 200459426213952. Its totient is φ = 33338970385680.

The previous prime is 100123312131991. The next prime is 100123312132009. The reversal of 100123312132002 is 200231213321001.

It is a self number, because there is not a number n which added to its sum of digits gives 100123312132002.

It is not an unprimeable number, because it can be changed into a prime (100123312132009) 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, 8866741798 + ... + 8866753089.

It is an arithmetic number, because the mean of its divisors is an integer number (12528714138372).

Almost surely, 2^{100123312132002} is an apocalyptic number.

100123312132002 is an abundant number, since it is smaller than the sum of its proper divisors (100336114081950).

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

100123312132002 is a wasteful number, since it uses less digits than its factorization.

100123312132002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17733495833.

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

Adding to 100123312132002 its reverse (200231213321001), we get a palindrome (300354525453003).

The spelling of 100123312132002 in words is "one hundred trillion, one hundred twenty-three billion, three hundred twelve million, one hundred thirty-two thousand, two".