21233010020322 has 32 divisors (see below), whose sum is σ = 42504506227584. Its totient is φ = 7071257456000.

The previous prime is 21233010020311. The next prime is 21233010020357. The reversal of 21233010020322 is 22302001033212.

It is a happy number.

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, 47356672 + ... + 47802932.

It is an arithmetic number, because the mean of its divisors is an integer number (1328265819612).

Almost surely, 2^{21233010020322} is an apocalyptic number.

21233010020322 is an abundant number, since it is smaller than the sum of its proper divisors (21271496207262).

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

21233010020322 is a wasteful number, since it uses less digits than its factorization.

21233010020322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453434.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 21233010020322 its reverse (22302001033212), we get a palindrome (43535011053534).

The spelling of 21233010020322 in words is "twenty-one trillion, two hundred thirty-three billion, ten million, twenty thousand, three hundred twenty-two".