100020220212210 has 64 divisors (see below), whose sum is σ = 240344037457920. Its totient is φ = 26639232696000.

The previous prime is 100020220212197. The next prime is 100020220212247. The reversal of 100020220212210 is 12212022020001.

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 100020220212210.

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, 195574335 + ... + 196085085.

It is an arithmetic number, because the mean of its divisors is an integer number (3755375585280).

Almost surely, 2^{100020220212210} is an apocalyptic number.

100020220212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100020220212210 is an abundant number, since it is smaller than the sum of its proper divisors (140323817245710).

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

100020220212210 is a wasteful number, since it uses less digits than its factorization.

100020220212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518783.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100020220212210 its reverse (12212022020001), we get a palindrome (112232242232211).

The spelling of 100020220212210 in words is "one hundred trillion, twenty billion, two hundred twenty million, two hundred twelve thousand, two hundred ten".