210011021022210 has 32 divisors (see below), whose sum is σ = 504029108969280. Its totient is φ = 56002643548608.

The previous prime is 210011021022191. The next prime is 210011021022239. The reversal of 210011021022210 is 12220120110012.

It is a super-2 number, since 2×210011021022210² (a number of 29 digits) contains 22 as substring.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 210011021022210.

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, 12649440 + ... + 24083819.

It is an arithmetic number, because the mean of its divisors is an integer number (15750909655290).

Almost surely, 2^{210011021022210} is an apocalyptic number.

210011021022210 is an abundant number, since it is smaller than the sum of its proper divisors (294018087947070).

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

210011021022210 is a wasteful number, since it uses less digits than its factorization.

210011021022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36923842.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210011021022210 its reverse (12220120110012), we get a palindrome (222231141132222).

The spelling of 210011021022210 in words is "two hundred ten trillion, eleven billion, twenty-one million, twenty-two thousand, two hundred ten".