222202001210100 has 72 divisors (see below), whose sum is σ = 650650293736800. Its totient is φ = 58539964970880.

The previous prime is 222202001210099. The next prime is 222202001210117. The reversal of 222202001210100 is 1012100202222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 222202001210100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4461862675 + ... + 4461912474.

Almost surely, 2^{222202001210100} is an apocalyptic number.

222202001210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222202001210100 is an abundant number, since it is smaller than the sum of its proper divisors (428448292526700).

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

222202001210100 is a wasteful number, since it uses less digits than its factorization.

222202001210100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8923775249 (or 8923775242 counting only the distinct ones).

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

Adding to 222202001210100 its reverse (1012100202222), we get a palindrome (223214101412322).

The spelling of 222202001210100 in words is "two hundred twenty-two trillion, two hundred two billion, one million, two hundred ten thousand, one hundred".