220002102220212 has 120 divisors (see below), whose sum is σ = 619391030646696. Its totient is φ = 67690616792832.

The previous prime is 220002102220181. The next prime is 220002102220253. The reversal of 220002102220212 is 212022201200022.

220002102220212 is a `hidden beast` number, since 2 + 20 + 0 + 0 + 210 + 2 + 220 + 212 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 103472106671376 + 116529995548836 = 10172124^2 + 10794906^2 .

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 39 ways as a sum of consecutive naturals, for example, 123101458 + ... + 124875830.

Almost surely, 2^{220002102220212} is an apocalyptic number.

It is an amenable number.

220002102220212 is an abundant number, since it is smaller than the sum of its proper divisors (399388928426484).

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

220002102220212 is a wasteful number, since it uses less digits than its factorization.

220002102220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803839 (or 1803828 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220002102220212 its reverse (212022201200022), we get a palindrome (432024303420234).

The spelling of 220002102220212 in words is "two hundred twenty trillion, two billion, one hundred two million, two hundred twenty thousand, two hundred twelve".