222210120021100 has 36 divisors (see below), whose sum is σ = 488005550348904. Its totient is φ = 87813155860480.

The previous prime is 222210120021089. The next prime is 222210120021119. The reversal of 222210120021100 is 1120021012222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13386143509 + ... + 13386160108.

It is an arithmetic number, because the mean of its divisors is an integer number (13555709731914).

Almost surely, 2^{222210120021100} is an apocalyptic number.

222210120021100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222210120021100 is an abundant number, since it is smaller than the sum of its proper divisors (265795430327804).

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

222210120021100 is a wasteful number, since it uses less digits than its factorization.

222210120021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26772303714 (or 26772303707 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222210120021100 its reverse (1120021012222), we get a palindrome (223330141033322).

The spelling of 222210120021100 in words is "two hundred twenty-two trillion, two hundred ten billion, one hundred twenty million, twenty-one thousand, one hundred".