222022110100 has 72 divisors (see below), whose sum is σ = 554261552768. Its totient is φ = 75617712000.

The previous prime is 222022110073. The next prime is 222022110131. The reversal of 222022110100 is 1011220222.

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 23 ways as a sum of consecutive naturals, for example, 944547 + ... + 1155946.

Almost surely, 2^222022110100 is an apocalyptic number.

222022110100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222022110100 is an abundant number, since it is smaller than the sum of its proper divisors (332239442668).

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

222022110100 is a wasteful number, since it uses less digits than its factorization.

222022110100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100665 (or 2100658 counting only the distinct ones).

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

Adding to 222022110100 its reverse (1011220222), we get a palindrome (223033330322).

The spelling of 222022110100 in words is "two hundred twenty-two billion, twenty-two million, one hundred ten thousand, one hundred".