212332722770 has 128 divisors (see below), whose sum is σ = 458041651200. Its totient is φ = 69341184000.

The previous prime is 212332722757. The next prime is 212332722803. The reversal of 212332722770 is 77227233212.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 44224370 + ... + 44229170.

It is an arithmetic number, because the mean of its divisors is an integer number (3578450400).

Almost surely, 2^212332722770 is an apocalyptic number.

212332722770 is an abundant number, since it is smaller than the sum of its proper divisors (245708928430).

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

212332722770 is a wasteful number, since it uses less digits than its factorization.

212332722770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5164.

The product of its (nonzero) digits is 98784, while the sum is 38.

Adding to 212332722770 its reverse (77227233212), we get a palindrome (289559955982).

The spelling of 212332722770 in words is "two hundred twelve billion, three hundred thirty-two million, seven hundred twenty-two thousand, seven hundred seventy".