210201000100220 has 96 divisors (see below), whose sum is σ = 456541681010688. Its totient is φ = 81250679043072.

The previous prime is 210201000100211. The next prime is 210201000100237. The reversal of 210201000100220 is 22001000102012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29407199 + ... + 35849481.

It is an arithmetic number, because the mean of its divisors is an integer number (4755642510528).

Almost surely, 2^{210201000100220} is an apocalyptic number.

210201000100220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210201000100220 is an abundant number, since it is smaller than the sum of its proper divisors (246340680910468).

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

210201000100220 is a wasteful number, since it uses less digits than its factorization.

210201000100220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6442779 (or 6442777 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210201000100220 its reverse (22001000102012), we get a palindrome (232202000202232).

The spelling of 210201000100220 in words is "two hundred ten trillion, two hundred one billion, one hundred thousand, two hundred twenty".