21332100131303 has 16 divisors (see below), whose sum is σ = 23093578853856. Its totient is φ = 19587988001280.

The previous prime is 21332100131261. The next prime is 21332100131323. The reversal of 21332100131303 is 30313100123312.

It is a cyclic number.

It is not a de Polignac number, because 21332100131303 - 2¹² = 21332100127207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21332100131323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490883 + ... + 6550203.

It is an arithmetic number, because the mean of its divisors is an integer number (1443348678366).

Almost surely, 2^{21332100131303} is an apocalyptic number.

21332100131303 is a deficient number, since it is larger than the sum of its proper divisors (1761478722553).

21332100131303 is a wasteful number, since it uses less digits than its factorization.

21332100131303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6060754.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 21332100131303 its reverse (30313100123312), we get a palindrome (51645200254615).

The spelling of 21332100131303 in words is "twenty-one trillion, three hundred thirty-two billion, one hundred million, one hundred thirty-one thousand, three hundred three".