202001222011100 has 36 divisors (see below), whose sum is σ = 438564149238600. Its totient is φ = 80759659776960.

The previous prime is 202001222011093. The next prime is 202001222011123. The reversal of 202001222011100 is 1110222100202.

It is a super-2 number, since 2×202001222011100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 510163955 + ... + 510559754.

It is an arithmetic number, because the mean of its divisors is an integer number (12182337478850).

Almost surely, 2^{202001222011100} is an apocalyptic number.

202001222011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202001222011100 is an abundant number, since it is smaller than the sum of its proper divisors (236562927227500).

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

202001222011100 is a wasteful number, since it uses less digits than its factorization.

202001222011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020725702 (or 1020725695 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202001222011100 its reverse (1110222100202), we get a palindrome (203111444111302).

It can be divided in two parts, 20200122 and 2011100, that added together give a palindrome (22211222).

The spelling of 202001222011100 in words is "two hundred two trillion, one billion, two hundred twenty-two million, eleven thousand, one hundred".