220212122220102 has 64 divisors (see below), whose sum is σ = 457427545928640. Its totient is φ = 70620196608000.

The previous prime is 220212122220059. The next prime is 220212122220137. The reversal of 220212122220102 is 201022221212022.

It is a super-2 number, since 2×220212122220102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100722352 + ... + 102885452.

It is an arithmetic number, because the mean of its divisors is an integer number (7147305405135).

Almost surely, 2^{220212122220102} is an apocalyptic number.

220212122220102 is an abundant number, since it is smaller than the sum of its proper divisors (237215423708538).

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

220212122220102 is a wasteful number, since it uses less digits than its factorization.

220212122220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168889.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 220212122220102 its reverse (201022221212022), we get a palindrome (421234343432124).

The spelling of 220212122220102 in words is "two hundred twenty trillion, two hundred twelve billion, one hundred twenty-two million, two hundred twenty thousand, one hundred two".