21132101310202 has 16 divisors (see below), whose sum is σ = 31746609011232. Its totient is φ = 10549898813520.

The previous prime is 21132101310097. The next prime is 21132101310217. The reversal of 21132101310202 is 20201310123112.

It is a self number, because there is not a number n which added to its sum of digits gives 21132101310202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165856573 + ... + 165983935.

It is an arithmetic number, because the mean of its divisors is an integer number (1984163063202).

Almost surely, 2^{21132101310202} is an apocalyptic number.

21132101310202 is a deficient number, since it is larger than the sum of its proper divisors (10614507701030).

21132101310202 is a wasteful number, since it uses less digits than its factorization.

21132101310202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253533.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 21132101310202 its reverse (20201310123112), we get a palindrome (41333411433314).

The spelling of 21132101310202 in words is "twenty-one trillion, one hundred thirty-two billion, one hundred one million, three hundred ten thousand, two hundred two".