21023233302 has 16 divisors (see below), whose sum is σ = 42068961792. Its totient is φ = 7003995240.

The previous prime is 21023233249. The next prime is 21023233303. The reversal of 21023233302 is 20333232012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21023233303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925138 + ... + 947589.

It is an arithmetic number, because the mean of its divisors is an integer number (2629310112).

Almost surely, 2^21023233302 is an apocalyptic number.

21023233302 is an abundant number, since it is smaller than the sum of its proper divisors (21045728490).

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

21023233302 is a wasteful number, since it uses less digits than its factorization.

21023233302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874603.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 21023233302 its reverse (20333232012), we get a palindrome (41356465314).

The spelling of 21023233302 in words is "twenty-one billion, twenty-three million, two hundred thirty-three thousand, three hundred two".