21132313300212 has 48 divisors (see below), whose sum is σ = 53226816128640. Its totient is φ = 6505499744128.

The previous prime is 21132313300211. The next prime is 21132313300213. The reversal of 21132313300212 is 21200331323112.

It is an interprime number because it is at equal distance from previous prime (21132313300211) and next prime (21132313300213).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132313300211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320101523 + ... + 1320117530.

It is an arithmetic number, because the mean of its divisors is an integer number (1108892002680).

Almost surely, 2^{21132313300212} is an apocalyptic number.

It is an amenable number.

21132313300212 is an abundant number, since it is smaller than the sum of its proper divisors (32094502828428).

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

21132313300212 is a wasteful number, since it uses less digits than its factorization.

21132313300212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640219112 (or 2640219110 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 21132313300212 its reverse (21200331323112), we get a palindrome (42332644623324).

The spelling of 21132313300212 in words is "twenty-one trillion, one hundred thirty-two billion, three hundred thirteen million, three hundred thousand, two hundred twelve".