220221210112002 has 48 divisors (see below), whose sum is σ = 533218539803040. Its totient is φ = 65106048811200.

The previous prime is 220221210111943. The next prime is 220221210112031. The reversal of 220221210112002 is 200211012122022.

It is a happy number.

220221210112002 is a `hidden beast` number, since 2 + 20 + 221 + 210 + 11 + 200 + 2 = 666.

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

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, 13563752052 + ... + 13563768287.

It is an arithmetic number, because the mean of its divisors is an integer number (11108719579230).

Almost surely, 2^{220221210112002} is an apocalyptic number.

220221210112002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220221210112002 is an abundant number, since it is smaller than the sum of its proper divisors (312997329691038).

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

220221210112002 is a wasteful number, since it uses less digits than its factorization.

220221210112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27127520399 (or 27127520396 counting only the distinct ones).

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

Adding to 220221210112002 its reverse (200211012122022), we get a palindrome (420432222234024).

The spelling of 220221210112002 in words is "two hundred twenty trillion, two hundred twenty-one billion, two hundred ten million, one hundred twelve thousand, two".