220220211101202 has 72 divisors (see below), whose sum is σ = 521630990378316. Its totient is φ = 66748720382784.

The previous prime is 220220211101131. The next prime is 220220211101203. The reversal of 220220211101202 is 202101112022022.

It is a happy number.

220220211101202 is a `hidden beast` number, since 2 + 20 + 220 + 211 + 10 + 1 + 202 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 219630354844761 + 589856256441 = 14819931^2 + 768021^2 .

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

It is not an unprimeable number, because it can be changed into a prime (220220211101203) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 103773813 + ... + 105874664.

Almost surely, 2^{220220211101202} is an apocalyptic number.

220220211101202 is an abundant number, since it is smaller than the sum of its proper divisors (301410779277114).

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

220220211101202 is a wasteful number, since it uses less digits than its factorization.

220220211101202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209648632 (or 209648562 counting only the distinct ones).

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

Adding to 220220211101202 its reverse (202101112022022), we get a palindrome (422321323123224).

The spelling of 220220211101202 in words is "two hundred twenty trillion, two hundred twenty billion, two hundred eleven million, one hundred one thousand, two hundred two".