202111220201200 has 60 divisors (see below), whose sum is σ = 485573688380968. Its totient is φ = 80844241363200.

The previous prime is 202111220201119. The next prime is 202111220201273. The reversal of 202111220201200 is 2102022111202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188429614 + ... + 189499186.

Almost surely, 2^{202111220201200} is an apocalyptic number.

202111220201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202111220201200 is an abundant number, since it is smaller than the sum of its proper divisors (283462468179768).

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

202111220201200 is a wasteful number, since it uses less digits than its factorization.

202111220201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542002 (or 1541991 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202111220201200 its reverse (2102022111202), we get a palindrome (204213242312402).

The spelling of 202111220201200 in words is "two hundred two trillion, one hundred eleven billion, two hundred twenty million, two hundred one thousand, two hundred".