200121221101302 has 64 divisors (see below), whose sum is σ = 445007999520000. Its totient is φ = 66662958345984.

The previous prime is 200121221101301. The next prime is 200121221101327. The reversal of 200121221101302 is 203101122121002.

200121221101302 is a `hidden beast` number, since 20 + 0 + 1 + 21 + 221 + 101 + 302 = 666.

200121221101302 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121221101301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 681165574 + ... + 681459302.

It is an arithmetic number, because the mean of its divisors is an integer number (6953249992500).

Almost surely, 2^{200121221101302} is an apocalyptic number.

200121221101302 is an abundant number, since it is smaller than the sum of its proper divisors (244886778418698).

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

200121221101302 is a wasteful number, since it uses less digits than its factorization.

200121221101302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302042 (or 302036 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 200121221101302 its reverse (203101122121002), we get a palindrome (403222343222304).

The spelling of 200121221101302 in words is "two hundred trillion, one hundred twenty-one billion, two hundred twenty-one million, one hundred one thousand, three hundred two".