622120012 has 12 divisors (see below), whose sum is σ = 1111874400. Its totient is φ = 304441616.

The previous prime is 622120003. The next prime is 622120063. The reversal of 622120012 is 210021226.

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, 1654387 + ... + 1654762.

It is an arithmetic number, because the mean of its divisors is an integer number (92656200).

Almost surely, 2^622120012 is an apocalyptic number.

It is an amenable number.

622120012 is a deficient number, since it is larger than the sum of its proper divisors (489754388).

622120012 is a wasteful number, since it uses less digits than its factorization.

622120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3309200 (or 3309198 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 622120012 is about 24942.3337320308. Note that the first 3 decimals coincide. The cubic root of 622120012 is about 853.6726949505.

Adding to 622120012 its reverse (210021226), we get a palindrome (832141238).

The spelling of 622120012 in words is "six hundred twenty-two million, one hundred twenty thousand, twelve".