220212122202222 has 32 divisors (see below), whose sum is σ = 441968910292224. Its totient is φ = 73147042987200.

The previous prime is 220212122202211. The next prime is 220212122202271. The reversal of 220212122202222 is 222202221212022.

It is a super-2 number, since 2×220212122202222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220212122202192 and 220212122202201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53847888 + ... + 57792899.

It is an arithmetic number, because the mean of its divisors is an integer number (13811528446632).

Almost surely, 2^{220212122202222} is an apocalyptic number.

220212122202222 is an abundant number, since it is smaller than the sum of its proper divisors (221756788090002).

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

220212122202222 is a wasteful number, since it uses less digits than its factorization.

220212122202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111641944.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 220212122202222 its reverse (222202221212022), we get a palindrome (442414343414244).

The spelling of 220212122202222 in words is "two hundred twenty trillion, two hundred twelve billion, one hundred twenty-two million, two hundred two thousand, two hundred twenty-two".