222021020112102 has 96 divisors (see below), whose sum is σ = 490377961592064. Its totient is φ = 72585116712000.

The previous prime is 222021020112043. The next prime is 222021020112127. The reversal of 222021020112102 is 201211020120222.

It is a happy number.

222021020112102 is a `hidden beast` number, since 2 + 220 + 210 + 20 + 1 + 1 + 210 + 2 = 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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5697063477 + ... + 5697102447.

It is an arithmetic number, because the mean of its divisors is an integer number (5108103766584).

Almost surely, 2^{222021020112102} is an apocalyptic number.

222021020112102 is an abundant number, since it is smaller than the sum of its proper divisors (268356941479962).

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

222021020112102 is a wasteful number, since it uses less digits than its factorization.

222021020112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68474 (or 68471 counting only the distinct ones).

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

Adding to 222021020112102 its reverse (201211020120222), we get a palindrome (423232040232324).

The spelling of 222021020112102 in words is "two hundred twenty-two trillion, twenty-one billion, twenty million, one hundred twelve thousand, one hundred two".