1111012211012 has 12 divisors (see below), whose sum is σ = 2121023312016. Its totient is φ = 505005550440.

The previous prime is 1111012210981. The next prime is 1111012211017. The reversal of 1111012211012 is 2101122101111.

It is not an unprimeable number, because it can be changed into a prime (1111012211017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12625138718 + ... + 12625138805.

It is an arithmetic number, because the mean of its divisors is an integer number (176751942668).

Almost surely, 2^{1111012211012} is an apocalyptic number.

It is an amenable number.

1111012211012 is a deficient number, since it is larger than the sum of its proper divisors (1010011101004).

1111012211012 is a wasteful number, since it uses less digits than its factorization.

1111012211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25250277538 (or 25250277536 counting only the distinct ones).

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

Adding to 1111012211012 its reverse (2101122101111), we get a palindrome (3212134312123).

The spelling of 1111012211012 in words is "one trillion, one hundred eleven billion, twelve million, two hundred eleven thousand, twelve".