202220002111220 has 48 divisors (see below), whose sum is σ = 430709137689600. Its totient is φ = 79736515031040.

The previous prime is 202220002111199. The next prime is 202220002111243. The reversal of 202220002111220 is 22111200022202.

It is a happy number.

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, 1634660 + ... + 20177019.

It is an arithmetic number, because the mean of its divisors is an integer number (8973107035200).

Almost surely, 2^{202220002111220} is an apocalyptic number.

202220002111220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202220002111220 is an abundant number, since it is smaller than the sum of its proper divisors (228489135578380).

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

202220002111220 is a wasteful number, since it uses less digits than its factorization.

202220002111220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21818288 (or 21818286 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202220002111220 its reverse (22111200022202), we get a palindrome (224331202133422).

The spelling of 202220002111220 in words is "two hundred two trillion, two hundred twenty billion, two million, one hundred eleven thousand, two hundred twenty".