203122340022 has 48 divisors (see below), whose sum is σ = 474634125360. Its totient is φ = 57781507392.

The previous prime is 203122340021. The next prime is 203122340051. The reversal of 203122340022 is 220043221302.

203122340022 is digitally balanced in base 2, 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 (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203122340021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1441173 + ... + 1575824.

It is an arithmetic number, because the mean of its divisors is an integer number (9888210945).

Almost surely, 2^203122340022 is an apocalyptic number.

203122340022 is an abundant number, since it is smaller than the sum of its proper divisors (271511785338).

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

203122340022 is a wasteful number, since it uses less digits than its factorization.

203122340022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017245 (or 3017238 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 203122340022 its reverse (220043221302), we get a palindrome (423165561324).

The spelling of 203122340022 in words is "two hundred three billion, one hundred twenty-two million, three hundred forty thousand, twenty-two".