2431020131 has 2 divisors, whose sum is σ = 2431020132. Its totient is φ = 2431020130.

The previous prime is 2431020107. The next prime is 2431020143. The reversal of 2431020131 is 1310201342.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2431020131 is a prime.

It is a super-2 number, since 2×2431020131² = 11819717754654514322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2431020931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215510065 + 1215510066.

It is an arithmetic number, because the mean of its divisors is an integer number (1215510066).

Almost surely, 2^2431020131 is an apocalyptic number.

2431020131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2431020131 is an equidigital number, since it uses as much as digits as its factorization.

2431020131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2431020131 is about 49305.3762890012. The cubic root of 2431020131 is about 1344.6095301532.

Adding to 2431020131 its reverse (1310201342), we get a palindrome (3741221473).

The spelling of 2431020131 in words is "two billion, four hundred thirty-one million, twenty thousand, one hundred thirty-one".