1012111201112 has 32 divisors (see below), whose sum is σ = 2073457256400. Its totient is φ = 459332812800.

The previous prime is 1012111201103. The next prime is 1012111201117. The reversal of 1012111201112 is 2111021112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012111201117) 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, 8914937 + ... + 9027752.

Almost surely, 2^{1012111201112} is an apocalyptic number.

It is an amenable number.

1012111201112 is an abundant number, since it is smaller than the sum of its proper divisors (1061346055288).

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

1012111201112 is a wasteful number, since it uses less digits than its factorization.

1012111201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17943347 (or 17943343 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1012111201112 its reverse (2111021112101), we get a palindrome (3123132313213).

The spelling of 1012111201112 in words is "one trillion, twelve billion, one hundred eleven million, two hundred one thousand, one hundred twelve".