213201120021132 has 48 divisors (see below), whose sum is σ = 497527522200800. Its totient is φ = 71058720337920.

The previous prime is 213201120021119. The next prime is 213201120021157. The reversal of 213201120021132 is 231120021102312.

It is a super-2 number, since 2×213201120021132² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213201120021099 and 213201120021108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6322486032 + ... + 6322519752.

Almost surely, 2^{213201120021132} is an apocalyptic number.

It is an amenable number.

213201120021132 is an abundant number, since it is smaller than the sum of its proper divisors (284326402179668).

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

213201120021132 is a wasteful number, since it uses less digits than its factorization.

213201120021132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79786 (or 79784 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 213201120021132 its reverse (231120021102312), we get a palindrome (444321141123444).

The spelling of 213201120021132 in words is "two hundred thirteen trillion, two hundred one billion, one hundred twenty million, twenty-one thousand, one hundred thirty-two".