210032121030 has 32 divisors (see below), whose sum is σ = 505600005888. Its totient is φ = 55839352800.

The previous prime is 210032121029. The next prime is 210032121043. The reversal of 210032121030 is 30121230012.

It is a super-2 number, since 2×210032121030² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

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, 10565706 + ... + 10585565.

It is an arithmetic number, because the mean of its divisors is an integer number (15800000184).

Almost surely, 2^210032121030 is an apocalyptic number.

210032121030 is an abundant number, since it is smaller than the sum of its proper divisors (295567884858).

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

210032121030 is a wasteful number, since it uses less digits than its factorization.

210032121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21151612.

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

Adding to 210032121030 its reverse (30121230012), we get a palindrome (240153351042).

The spelling of 210032121030 in words is "two hundred ten billion, thirty-two million, one hundred twenty-one thousand, thirty".