21132002001300 has 36 divisors (see below), whose sum is σ = 61141925791296. Its totient is φ = 5635200533600.

The previous prime is 21132002001289. The next prime is 21132002001323. The reversal of 21132002001300 is 310020023112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 21132002001300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35220003036 + ... + 35220003635.

It is an arithmetic number, because the mean of its divisors is an integer number (1698386827536).

Almost surely, 2^{21132002001300} is an apocalyptic number.

21132002001300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21132002001300 is an abundant number, since it is smaller than the sum of its proper divisors (40009923789996).

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

21132002001300 is a wasteful number, since it uses less digits than its factorization.

21132002001300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70440006688 (or 70440006681 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 21132002001300 its reverse (310020023112), we get a palindrome (21442022024412).

The spelling of 21132002001300 in words is "twenty-one trillion, one hundred thirty-two billion, two million, one thousand, three hundred".