222000100222100 has 72 divisors (see below), whose sum is σ = 482200553856000. Its totient is φ = 88715226049920.

The previous prime is 222000100222067. The next prime is 222000100222111. The reversal of 222000100222100 is 1222001000222.

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, 440927702 + ... + 441430898.

Almost surely, 2^{222000100222100} is an apocalyptic number.

222000100222100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222000100222100 is an abundant number, since it is smaller than the sum of its proper divisors (260200453633900).

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

222000100222100 is a wasteful number, since it uses less digits than its factorization.

222000100222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507417 (or 507410 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 222000100222100 its reverse (1222001000222), we get a palindrome (223222101222322).

The spelling of 222000100222100 in words is "two hundred twenty-two trillion, one hundred million, two hundred twenty-two thousand, one hundred".