101111000111012 has 24 divisors (see below), whose sum is σ = 177875034677760. Its totient is φ = 50289574652640.

The previous prime is 101111000110997. The next prime is 101111000111129. The reversal of 101111000111012 is 210111000111101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101111000110984 and 101111000111002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29853818 + ... + 33067694.

It is an arithmetic number, because the mean of its divisors is an integer number (7411459778240).

Almost surely, 2^{101111000111012} is an apocalyptic number.

It is an amenable number.

101111000111012 is a deficient number, since it is larger than the sum of its proper divisors (76764034566748).

101111000111012 is a wasteful number, since it uses less digits than its factorization.

101111000111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3255251 (or 3255249 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 101111000111012 its reverse (210111000111101), we get a palindrome (311222000222113).

The spelling of 101111000111012 in words is "one hundred one trillion, one hundred eleven billion, one hundred eleven thousand, twelve".