20222200304431 has 2 divisors, whose sum is σ = 20222200304432. Its totient is φ = 20222200304430.

The previous prime is 20222200304389. The next prime is 20222200304437. The reversal of 20222200304431 is 13440300222202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20222200304431 - 2¹¹ = 20222200302383 is a prime.

It is a super-2 number, since 2×20222200304431² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20222200304396 and 20222200304405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20222200304437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111100152215 + 10111100152216.

It is an arithmetic number, because the mean of its divisors is an integer number (10111100152216).

Almost surely, 2^{20222200304431} is an apocalyptic number.

20222200304431 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222200304431 is an equidigital number, since it uses as much as digits as its factorization.

20222200304431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 20222200304431 its reverse (13440300222202), we get a palindrome (33662500526633).

The spelling of 20222200304431 in words is "twenty trillion, two hundred twenty-two billion, two hundred million, three hundred four thousand, four hundred thirty-one".