220212011021022 has 64 divisors (see below), whose sum is σ = 497666784672000. Its totient is φ = 72158052261024.

The previous prime is 220212011021021. The next prime is 220212011021029. The reversal of 220212011021022 is 220120110212022.

It is a happy number.

220212011021022 is a `hidden beast` number, since 2 + 202 + 120 + 110 + 210 + 22 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 220212011020986 and 220212011021004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220212011021021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128798629 + ... + 130497167.

It is an arithmetic number, because the mean of its divisors is an integer number (7776043510500).

Almost surely, 2^{220212011021022} is an apocalyptic number.

220212011021022 is an abundant number, since it is smaller than the sum of its proper divisors (277454773650978).

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

220212011021022 is a wasteful number, since it uses less digits than its factorization.

220212011021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739302 (or 1739296 counting only the distinct ones).

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

Adding to 220212011021022 its reverse (220120110212022), we get a palindrome (440332121233044).

The spelling of 220212011021022 in words is "two hundred twenty trillion, two hundred twelve billion, eleven million, twenty-one thousand, twenty-two".