2122104004012 has 12 divisors (see below), whose sum is σ = 3713709534696. Its totient is φ = 1061044136960.

The previous prime is 2122104004003. The next prime is 2122104004021. The reversal of 2122104004012 is 2104004012212.

It is an interprime number because it is at equal distance from previous prime (2122104004003) and next prime (2122104004021).

It is a super-2 number, since 2×2122104004012² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1336789 + ... + 2455852.

It is an arithmetic number, because the mean of its divisors is an integer number (309475794558).

Almost surely, 2^{2122104004012} is an apocalyptic number.

It is an amenable number.

2122104004012 is a deficient number, since it is larger than the sum of its proper divisors (1591605530684).

2122104004012 is a wasteful number, since it uses less digits than its factorization.

2122104004012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3932528 (or 3932526 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2122104004012 its reverse (2104004012212), we get a palindrome (4226108016224).

The spelling of 2122104004012 in words is "two trillion, one hundred twenty-two billion, one hundred four million, four thousand, twelve".