1112122211012 has 24 divisors (see below), whose sum is σ = 2049074630400. Its totient is φ = 526684558176.

The previous prime is 1112122210999. The next prime is 1112122211017. The reversal of 1112122211012 is 2101122212111.

It is not an unprimeable number, because it can be changed into a prime (1112122211017) 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, 1163828 + ... + 1891755.

It is an arithmetic number, because the mean of its divisors is an integer number (85378109600).

Almost surely, 2^{1112122211012} is an apocalyptic number.

It is an amenable number.

1112122211012 is a deficient number, since it is larger than the sum of its proper divisors (936952419388).

1112122211012 is a wasteful number, since it uses less digits than its factorization.

1112122211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060395 (or 3060393 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1112122211012 its reverse (2101122212111), we get a palindrome (3213244423123).

The spelling of 1112122211012 in words is "one trillion, one hundred twelve billion, one hundred twenty-two million, two hundred eleven thousand, twelve".