21332044202 has 32 divisors (see below), whose sum is σ = 36808611840. Its totient is φ = 9082655280.

The previous prime is 21332044127. The next prime is 21332044213. The reversal of 21332044202 is 20244023312.

It is a super-2 number, since 2×21332044202² (a number of 21 digits) contains 22 as substring.

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, 1328699 + ... + 1344657.

It is an arithmetic number, because the mean of its divisors is an integer number (1150269120).

Almost surely, 2^21332044202 is an apocalyptic number.

21332044202 is a deficient number, since it is larger than the sum of its proper divisors (15476567638).

21332044202 is a wasteful number, since it uses less digits than its factorization.

21332044202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16586.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 21332044202 its reverse (20244023312), we get a palindrome (41576067514).

The spelling of 21332044202 in words is "twenty-one billion, three hundred thirty-two million, forty-four thousand, two hundred two".