100111202012 has 48 divisors (see below), whose sum is σ = 189117996480. Its totient is φ = 46193452032.

The previous prime is 100111201991. The next prime is 100111202071. The reversal of 100111202012 is 210202111001.

It is a junction number, because it is equal to n+sod(n) for n = 100111201984 and 100111202002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6439793 + ... + 6455319.

It is an arithmetic number, because the mean of its divisors is an integer number (3939958260).

Almost surely, 2^100111202012 is an apocalyptic number.

It is an amenable number.

100111202012 is a deficient number, since it is larger than the sum of its proper divisors (89006794468).

100111202012 is a wasteful number, since it uses less digits than its factorization.

100111202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17390 (or 17388 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100111202012 its reverse (210202111001), we get a palindrome (310313313013).

The spelling of 100111202012 in words is "one hundred billion, one hundred eleven million, two hundred two thousand, twelve".