1022250405431 has 4 divisors (see below), whose sum is σ = 1022404435032. Its totient is φ = 1022096375832.

The previous prime is 1022250405419. The next prime is 1022250405433. The reversal of 1022250405431 is 1345040522201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1022250405431 - 2²² = 1022246211127 is a prime.

It is a super-2 number, since 2×1022250405431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022250405394 and 1022250405403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022250405433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77004845 + ... + 77018118.

It is an arithmetic number, because the mean of its divisors is an integer number (255601108758).

Almost surely, 2^{1022250405431} is an apocalyptic number.

1022250405431 is a deficient number, since it is larger than the sum of its proper divisors (154029601).

1022250405431 is an equidigital number, since it uses as much as digits as its factorization.

1022250405431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154029600.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 1022250405431 its reverse (1345040522201), we get a palindrome (2367290927632).

The spelling of 1022250405431 in words is "one trillion, twenty-two billion, two hundred fifty million, four hundred five thousand, four hundred thirty-one".