101111111200012 has 12 divisors (see below), whose sum is σ = 176963242545936. Its totient is φ = 50550184758320.

The previous prime is 101111111199919. The next prime is 101111111200031. The reversal of 101111111200012 is 210002111111101.

It is a junction number, because it is equal to n+sod(n) for n = 101111111199965 and 101111111200001.

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, 1342668064 + ... + 1342743367.

It is an arithmetic number, because the mean of its divisors is an integer number (14746936878828).

Almost surely, 2^{101111111200012} is an apocalyptic number.

It is an amenable number.

101111111200012 is a deficient number, since it is larger than the sum of its proper divisors (75852131345924).

101111111200012 is a wasteful number, since it uses less digits than its factorization.

101111111200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2685420848 (or 2685420846 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 101111111200012 its reverse (210002111111101), we get a palindrome (311113222311113).

The spelling of 101111111200012 in words is "one hundred one trillion, one hundred eleven billion, one hundred eleven million, two hundred thousand, twelve".