222112100202102 has 96 divisors (see below), whose sum is σ = 548354548175616. Its totient is φ = 64317261412800.

The previous prime is 222112100202101. The next prime is 222112100202103. The reversal of 222112100202102 is 201202001211222.

It is a happy number.

222112100202102 is a `hidden beast` number, since 2 + 221 + 1 + 210 + 0 + 20 + 210 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (222112100202101) and next prime (222112100202103).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222112100202101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19235268 + ... + 28534535.

It is an arithmetic number, because the mean of its divisors is an integer number (5712026543496).

Almost surely, 2^{222112100202102} is an apocalyptic number.

222112100202102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222112100202102 is an abundant number, since it is smaller than the sum of its proper divisors (326242447973514).

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

222112100202102 is a wasteful number, since it uses less digits than its factorization.

222112100202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47770866 (or 47770863 counting only the distinct ones).

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

Adding to 222112100202102 its reverse (201202001211222), we get a palindrome (423314101413324).

The spelling of 222112100202102 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred million, two hundred two thousand, one hundred two".