222104135100 has 72 divisors (see below), whose sum is σ = 643884257520. Its totient is φ = 59111367680.

The previous prime is 222104135087. The next prime is 222104135111. The reversal of 222104135100 is 1531401222.

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, 574557 + ... + 879956.

It is an arithmetic number, because the mean of its divisors is an integer number (8942836910).

Almost surely, 2^222104135100 is an apocalyptic number.

222104135100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222104135100 is an abundant number, since it is smaller than the sum of its proper divisors (421780122420).

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

222104135100 is a wasteful number, since it uses less digits than its factorization.

222104135100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455039 (or 1455032 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 222104135100 its reverse (1531401222), we get a palindrome (223635536322).

The spelling of 222104135100 in words is "two hundred twenty-two billion, one hundred four million, one hundred thirty-five thousand, one hundred".