21132200120013 has 16 divisors (see below), whose sum is σ = 31307285067840. Its totient is φ = 14087988546192.

The previous prime is 21132200120011. The next prime is 21132200120021. The reversal of 21132200120013 is 31002100223112.

21132200120013 is a `hidden beast` number, since 211 + 322 + 0 + 0 + 120 + 0 + 13 = 666.

It is not a de Polignac number, because 21132200120013 - 2¹ = 21132200120011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132200120011) 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, 1316631 + ... + 6633092.

It is an arithmetic number, because the mean of its divisors is an integer number (1956705316740).

Almost surely, 2^{21132200120013} is an apocalyptic number.

It is an amenable number.

21132200120013 is a deficient number, since it is larger than the sum of its proper divisors (10175084947827).

21132200120013 is an equidigital number, since it uses as much as digits as its factorization.

21132200120013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8048185 (or 8048179 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 21132200120013 its reverse (31002100223112), we get a palindrome (52134300343125).

The spelling of 21132200120013 in words is "twenty-one trillion, one hundred thirty-two billion, two hundred million, one hundred twenty thousand, thirteen".