10350421531 has 2 divisors, whose sum is σ = 10350421532. Its totient is φ = 10350421530.

The previous prime is 10350421493. The next prime is 10350421547. The reversal of 10350421531 is 13512405301.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10350421531 - 2²³ = 10342032923 is a prime.

It is a super-2 number, since 2×10350421531² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10350421496 and 10350421505.

It is not a weakly prime, because it can be changed into another prime (10350421561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5175210765 + 5175210766.

It is an arithmetic number, because the mean of its divisors is an integer number (5175210766).

Almost surely, 2^10350421531 is an apocalyptic number.

10350421531 is a deficient number, since it is larger than the sum of its proper divisors (1).

10350421531 is an equidigital number, since it uses as much as digits as its factorization.

10350421531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 10350421531 its reverse (13512405301), we get a palindrome (23862826832).

The spelling of 10350421531 in words is "ten billion, three hundred fifty million, four hundred twenty-one thousand, five hundred thirty-one".