222102022211100 has 216 divisors, whose sum is σ = 701552349876560. Its totient is φ = 58769452800000.

The previous prime is 222102022211093. The next prime is 222102022211177. The reversal of 222102022211100 is 1112220201222.

It is a happy number.

222102022211100 is a `hidden beast` number, since 22 + 210 + 202 + 221 + 1 + 10 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 232334100 + ... + 233288100.

Almost surely, 2^{222102022211100} is an apocalyptic number.

222102022211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222102022211100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (350776174938280).

222102022211100 is an abundant number, since it is smaller than the sum of its proper divisors (479450327665460).

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

222102022211100 is a wasteful number, since it uses less digits than its factorization.

222102022211100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956021 (or 956011 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222102022211100 its reverse (1112220201222), we get a palindrome (223214242412322).

The spelling of 222102022211100 in words is "two hundred twenty-two trillion, one hundred two billion, twenty-two million, two hundred eleven thousand, one hundred".