10020331 has 2 divisors, whose sum is σ = 10020332. Its totient is φ = 10020330.

The previous prime is 10020323. The next prime is 10020343. The reversal of 10020331 is 13302001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10020331 - 2³ = 10020323 is a prime.

It is a super-2 number, since 2×10020331² = 200814066699122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10020431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010165 + 5010166.

It is an arithmetic number, because the mean of its divisors is an integer number (5010166).

Almost surely, 2^10020331 is an apocalyptic number.

10020331 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020331 is an equidigital number, since it uses as much as digits as its factorization.

10020331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 10020331 is about 3165.4906412751. The cubic root of 10020331 is about 215.5893762055.

Adding to 10020331 its reverse (13302001), we get a palindrome (23322332).

The spelling of 10020331 in words is "ten million, twenty thousand, three hundred thirty-one".