10020440434331 has 2 divisors, whose sum is σ = 10020440434332. Its totient is φ = 10020440434330.

The previous prime is 10020440434297. The next prime is 10020440434349. The reversal of 10020440434331 is 13343404402001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10020440434331 - 2¹⁴ = 10020440417947 is a prime.

It is a super-2 number, since 2×10020440434331² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10020440434294 and 10020440434303.

It is not a weakly prime, because it can be changed into another prime (10020440434231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010220217165 + 5010220217166.

It is an arithmetic number, because the mean of its divisors is an integer number (5010220217166).

Almost surely, 2^{10020440434331} is an apocalyptic number.

10020440434331 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020440434331 is an equidigital number, since it uses as much as digits as its factorization.

10020440434331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 10020440434331 its reverse (13343404402001), we get a palindrome (23363844836332).

The spelling of 10020440434331 in words is "ten trillion, twenty billion, four hundred forty million, four hundred thirty-four thousand, three hundred thirty-one".