10031040511421 has 2 divisors, whose sum is σ = 10031040511422. Its totient is φ = 10031040511420.

The previous prime is 10031040511357. The next prime is 10031040511423. The reversal of 10031040511421 is 12411504013001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10023011455396 + 8029056025 = 3165914^2 + 89605^2 .

It is a cyclic number.

It is not a de Polignac number, because 10031040511421 - 2⁶ = 10031040511357 is a prime.

Together with 10031040511423, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10031040511423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5015520255710 + 5015520255711.

It is an arithmetic number, because the mean of its divisors is an integer number (5015520255711).

Almost surely, 2^{10031040511421} is an apocalyptic number.

It is an amenable number.

10031040511421 is a deficient number, since it is larger than the sum of its proper divisors (1).

10031040511421 is an equidigital number, since it uses as much as digits as its factorization.

10031040511421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 10031040511421 its reverse (12411504013001), we get a palindrome (22442544524422).

The spelling of 10031040511421 in words is "ten trillion, thirty-one billion, forty million, five hundred eleven thousand, four hundred twenty-one".