5021001031 has 2 divisors, whose sum is σ = 5021001032. Its totient is φ = 5021001030.

The previous prime is 5021001019. The next prime is 5021001053. The reversal of 5021001031 is 1301001205.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5021001031 is a prime.

It is a super-2 number, since 2×5021001031² = 50420902706606125922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5021001071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510500515 + 2510500516.

It is an arithmetic number, because the mean of its divisors is an integer number (2510500516).

Almost surely, 2^5021001031 is an apocalyptic number.

5021001031 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021001031 is an equidigital number, since it uses as much as digits as its factorization.

5021001031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 5021001031 is about 70859.0222272365. The cubic root of 5021001031 is about 1712.3666864520.

Adding to 5021001031 its reverse (1301001205), we get a palindrome (6322002236).

The spelling of 5021001031 in words is "five billion, twenty-one million, one thousand, thirty-one".