10140330031021 has 2 divisors, whose sum is σ = 10140330031022. Its totient is φ = 10140330031020.

The previous prime is 10140330031009. The next prime is 10140330031079. The reversal of 10140330031021 is 12013003304101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9220484075625 + 919845955396 = 3036525^2 + 959086^2 .

It is a cyclic number.

It is not a de Polignac number, because 10140330031021 - 2¹³ = 10140330022829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10140330031021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10140330031621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5070165015510 + 5070165015511.

It is an arithmetic number, because the mean of its divisors is an integer number (5070165015511).

Almost surely, 2^{10140330031021} is an apocalyptic number.

It is an amenable number.

10140330031021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10140330031021 is an equidigital number, since it uses as much as digits as its factorization.

10140330031021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10140330031021 its reverse (12013003304101), we get a palindrome (22153333335122).

The spelling of 10140330031021 in words is "ten trillion, one hundred forty billion, three hundred thirty million, thirty-one thousand, twenty-one".