202201120202220 has 48 divisors (see below), whose sum is σ = 629070151741920. Its totient is φ = 53920298720448.

The previous prime is 202201120202177. The next prime is 202201120202261. The reversal of 202201120202220 is 22202021102202.

202201120202220 is a `hidden beast` number, since 2 + 0 + 220 + 1 + 1 + 20 + 202 + 220 = 666.

It is a super-2 number, since 2×202201120202220² (a number of 29 digits) contains 22 as substring.

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 = 202201120202193 and 202201120202202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187223258907 + ... + 187223259986.

It is an arithmetic number, because the mean of its divisors is an integer number (13105628161290).

Almost surely, 2^{202201120202220} is an apocalyptic number.

202201120202220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202201120202220 is an abundant number, since it is smaller than the sum of its proper divisors (426869031539700).

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

202201120202220 is a wasteful number, since it uses less digits than its factorization.

202201120202220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374446518911 (or 374446518903 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 202201120202220 its reverse (22202021102202), we get a palindrome (224403141304422).

The spelling of 202201120202220 in words is "two hundred two trillion, two hundred one billion, one hundred twenty million, two hundred two thousand, two hundred twenty".