23212021322 has 32 divisors (see below), whose sum is σ = 40083120000. Its totient is φ = 9875320128.

The previous prime is 23212021309. The next prime is 23212021331. The reversal of 23212021322 is 22312021232.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23212021294 and 23212021303.

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, 6880028 + ... + 6883400.

It is an arithmetic number, because the mean of its divisors is an integer number (1252597500).

Almost surely, 2^23212021322 is an apocalyptic number.

23212021322 is a deficient number, since it is larger than the sum of its proper divisors (16871098678).

23212021322 is a wasteful number, since it uses less digits than its factorization.

23212021322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6830.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 23212021322 its reverse (22312021232), we get a palindrome (45524042554).

The spelling of 23212021322 in words is "twenty-three billion, two hundred twelve million, twenty-one thousand, three hundred twenty-two".