4000312211012 has 48 divisors (see below), whose sum is σ = 7946524306560. Its totient is φ = 1746769909248.

The previous prime is 4000312210913. The next prime is 4000312211023. The reversal of 4000312211012 is 2101122130004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1990613 + ... + 3458780.

It is an arithmetic number, because the mean of its divisors is an integer number (165552589720).

Almost surely, 2^{4000312211012} is an apocalyptic number.

It is an amenable number.

4000312211012 is a deficient number, since it is larger than the sum of its proper divisors (3946212095548).

4000312211012 is a wasteful number, since it uses less digits than its factorization.

4000312211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5450172 (or 5450170 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 4000312211012 its reverse (2101122130004), we get a palindrome (6101434341016).

The spelling of 4000312211012 in words is "four trillion, three hundred twelve million, two hundred eleven thousand, twelve".