201044202431 has 2 divisors, whose sum is σ = 201044202432. Its totient is φ = 201044202430.

The previous prime is 201044202427. The next prime is 201044202449. The reversal of 201044202431 is 134202440102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201044202431 - 2² = 201044202427 is a prime.

It is a super-2 number, since 2×201044202431² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201044202397 and 201044202406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201044202461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100522101215 + 100522101216.

It is an arithmetic number, because the mean of its divisors is an integer number (100522101216).

Almost surely, 2^201044202431 is an apocalyptic number.

201044202431 is a deficient number, since it is larger than the sum of its proper divisors (1).

201044202431 is an equidigital number, since it uses as much as digits as its factorization.

201044202431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 201044202431 its reverse (134202440102), we get a palindrome (335246642533).

The spelling of 201044202431 in words is "two hundred one billion, forty-four million, two hundred two thousand, four hundred thirty-one".