203122101140 has 24 divisors (see below), whose sum is σ = 487493043072. Its totient is φ = 69641863200.

The previous prime is 203122101139. The next prime is 203122101167. The reversal of 203122101140 is 41101221302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 725435936 + ... + 725436215.

It is an arithmetic number, because the mean of its divisors is an integer number (20312210128).

Almost surely, 2^203122101140 is an apocalyptic number.

203122101140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203122101140 is an abundant number, since it is smaller than the sum of its proper divisors (284370941932).

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

203122101140 is a wasteful number, since it uses less digits than its factorization.

203122101140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450872167 (or 1450872165 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 203122101140 its reverse (41101221302), we get a palindrome (244223322442).

The spelling of 203122101140 in words is "two hundred three billion, one hundred twenty-two million, one hundred one thousand, one hundred forty".