2122111366604 has 12 divisors (see below), whose sum is σ = 3714226151328. Its totient is φ = 1060903894800.

The previous prime is 2122111366567. The next prime is 2122111366679. The reversal of 2122111366604 is 4066631112212.

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, 37915667 + ... + 37971594.

It is an arithmetic number, because the mean of its divisors is an integer number (309518845944).

Almost surely, 2^{2122111366604} is an apocalyptic number.

It is an amenable number.

2122111366604 is a deficient number, since it is larger than the sum of its proper divisors (1592114784724).

2122111366604 is a wasteful number, since it uses less digits than its factorization.

2122111366604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75894256 (or 75894254 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

Adding to 2122111366604 its reverse (4066631112212), we get a palindrome (6188742478816).

The spelling of 2122111366604 in words is "two trillion, one hundred twenty-two billion, one hundred eleven million, three hundred sixty-six thousand, six hundred four".