100000111111002 has 64 divisors (see below), whose sum is σ = 225541937784960. Its totient is φ = 32835462054912.

The previous prime is 100000111110971. The next prime is 100000111111003. The reversal of 100000111111002 is 200111111000001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (100000111111003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 577972218 + ... + 578145210.

It is an arithmetic number, because the mean of its divisors is an integer number (3524092777890).

Almost surely, 2^{100000111111002} is an apocalyptic number.

100000111111002 is an abundant number, since it is smaller than the sum of its proper divisors (125541826673958).

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

100000111111002 is a wasteful number, since it uses less digits than its factorization.

100000111111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332844 (or 332838 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 100000111111002 its reverse (200111111000001), we get a palindrome (300111222111003).

The spelling of 100000111111002 in words is "one hundred trillion, one hundred eleven million, one hundred eleven thousand, two".