21301332201210 has 128 divisors (see below), whose sum is σ = 51415347456000. Its totient is φ = 5648014437120.

The previous prime is 21301332201169. The next prime is 21301332201211. The reversal of 21301332201210 is 1210223310312.

It is not an unprimeable number, because it can be changed into a prime (21301332201211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6456904141 + ... + 6456907439.

It is an arithmetic number, because the mean of its divisors is an integer number (401682402000).

Almost surely, 2^{21301332201210} is an apocalyptic number.

21301332201210 is an abundant number, since it is smaller than the sum of its proper divisors (30114015254790).

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

21301332201210 is a wasteful number, since it uses less digits than its factorization.

21301332201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5236.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21301332201210 its reverse (1210223310312), we get a palindrome (22511555511522).

The spelling of 21301332201210 in words is "twenty-one trillion, three hundred one billion, three hundred thirty-two million, two hundred one thousand, two hundred ten".