10210001531 has 2 divisors, whose sum is σ = 10210001532. Its totient is φ = 10210001530.

The previous prime is 10210001521. The next prime is 10210001573. The reversal of 10210001531 is 13510001201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10210001531 - 2⁶ = 10210001467 is a prime.

It is a super-2 number, since 2×10210001531² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10210001521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105000765 + 5105000766.

It is an arithmetic number, because the mean of its divisors is an integer number (5105000766).

Almost surely, 2^10210001531 is an apocalyptic number.

10210001531 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210001531 is an equidigital number, since it uses as much as digits as its factorization.

10210001531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 14.

Adding to 10210001531 its reverse (13510001201), we get a palindrome (23720002732).

The spelling of 10210001531 in words is "ten billion, two hundred ten million, one thousand, five hundred thirty-one".