201043023031 has 2 divisors, whose sum is σ = 201043023032. Its totient is φ = 201043023030.

The previous prime is 201043023007. The next prime is 201043023037. The reversal of 201043023031 is 130320340102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201043023031 - 2⁷ = 201043022903 is a prime.

It is a super-2 number, since 2×201043023031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201043023037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100521511515 + 100521511516.

It is an arithmetic number, because the mean of its divisors is an integer number (100521511516).

Almost surely, 2^201043023031 is an apocalyptic number.

201043023031 is a deficient number, since it is larger than the sum of its proper divisors (1).

201043023031 is an equidigital number, since it uses as much as digits as its factorization.

201043023031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 201043023031 its reverse (130320340102), we get a palindrome (331363363133).

The spelling of 201043023031 in words is "two hundred one billion, forty-three million, twenty-three thousand, thirty-one".