22140210431 has 2 divisors, whose sum is σ = 22140210432. Its totient is φ = 22140210430.

The previous prime is 22140210361. The next prime is 22140210439. The reversal of 22140210431 is 13401204122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22140210431 - 2¹⁴ = 22140194047 is a prime.

It is a super-2 number, since 2×22140210431² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22140210439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11070105215 + 11070105216.

It is an arithmetic number, because the mean of its divisors is an integer number (11070105216).

Almost surely, 2^22140210431 is an apocalyptic number.

22140210431 is a deficient number, since it is larger than the sum of its proper divisors (1).

22140210431 is an equidigital number, since it uses as much as digits as its factorization.

22140210431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22140210431 its reverse (13401204122), we get a palindrome (35541414553).

The spelling of 22140210431 in words is "twenty-two billion, one hundred forty million, two hundred ten thousand, four hundred thirty-one".