712207122 has 32 divisors (see below), whose sum is σ = 1555386624. Its totient is φ = 215614800.

The previous prime is 712207109. The next prime is 712207157. The reversal of 712207122 is 221702217.

712207122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 712207092 and 712207101.

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, 73797 + ... + 82887.

It is an arithmetic number, because the mean of its divisors is an integer number (48605832).

Almost surely, 2^712207122 is an apocalyptic number.

712207122 is an abundant number, since it is smaller than the sum of its proper divisors (843179502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

712207122 is a wasteful number, since it uses less digits than its factorization.

712207122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10294.

The product of its (nonzero) digits is 784, while the sum is 24.

The square root of 712207122 is about 26687.2089586004. The cubic root of 712207122 is about 893.0355975137.

Adding to 712207122 its reverse (221702217), we get a palindrome (933909339).

The spelling of 712207122 in words is "seven hundred twelve million, two hundred seven thousand, one hundred twenty-two".