220100201020210 has 32 divisors (see below), whose sum is σ = 462411121420800. Its totient is φ = 73857331891392.

The previous prime is 220100201020207. The next prime is 220100201020237. The reversal of 220100201020210 is 12020102001022.

It is a happy number.

It is a super-2 number, since 2×220100201020210² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33449875285 + ... + 33449881864.

It is an arithmetic number, because the mean of its divisors is an integer number (14450347544400).

Almost surely, 2^{220100201020210} is an apocalyptic number.

220100201020210 is an abundant number, since it is smaller than the sum of its proper divisors (242310920400590).

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

220100201020210 is a wasteful number, since it uses less digits than its factorization.

220100201020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66899757210.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220100201020210 its reverse (12020102001022), we get a palindrome (232120303021232).

The spelling of 220100201020210 in words is "two hundred twenty trillion, one hundred billion, two hundred one million, twenty thousand, two hundred ten".