203022012313131 has 16 divisors (see below), whose sum is σ = 302172297398400. Its totient is φ = 120182163736320.

The previous prime is 203022012313063. The next prime is 203022012313181. The reversal of 203022012313131 is 131313210220302.

It is not a de Polignac number, because 203022012313131 - 2²¹ = 203022010215979 is a prime.

It is a super-2 number, since 2×203022012313131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (203022012313181) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 71537000806 + ... + 71537003643.

It is an arithmetic number, because the mean of its divisors is an integer number (18885768587400).

Almost surely, 2^{203022012313131} is an apocalyptic number.

203022012313131 is a deficient number, since it is larger than the sum of its proper divisors (99150285085269).

203022012313131 is a wasteful number, since it uses less digits than its factorization.

203022012313131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143074004506.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 203022012313131 its reverse (131313210220302), we get a palindrome (334335222533433).

The spelling of 203022012313131 in words is "two hundred three trillion, twenty-two billion, twelve million, three hundred thirteen thousand, one hundred thirty-one".