222210010100100 has 72 divisors (see below), whose sum is σ = 701375595526368. Its totient is φ = 53869093356800.

The previous prime is 222210010100051. The next prime is 222210010100137. The reversal of 222210010100100 is 1001010012222.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 33668180049 + ... + 33668186648.

It is an arithmetic number, because the mean of its divisors is an integer number (9741327715644).

Almost surely, 2^{222210010100100} is an apocalyptic number.

222210010100100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222210010100100 is an abundant number, since it is smaller than the sum of its proper divisors (479165585426268).

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

222210010100100 is a wasteful number, since it uses less digits than its factorization.

222210010100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67336366725 (or 67336366718 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222210010100100 its reverse (1001010012222), we get a palindrome (223211020112322).

It can be divided in two parts, 22 and 2210010100100, that added together give a palindrome (2210010100122).

The spelling of 222210010100100 in words is "two hundred twenty-two trillion, two hundred ten billion, ten million, one hundred thousand, one hundred".