22302003212131 has 2 divisors, whose sum is σ = 22302003212132. Its totient is φ = 22302003212130.

The previous prime is 22302003212059. The next prime is 22302003212173. The reversal of 22302003212131 is 13121230020322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22302003212131 - 2²¹ = 22302001114979 is a prime.

It is a super-2 number, since 2×22302003212131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22302003242131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11151001606065 + 11151001606066.

It is an arithmetic number, because the mean of its divisors is an integer number (11151001606066).

Almost surely, 2^{22302003212131} is an apocalyptic number.

22302003212131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22302003212131 is an equidigital number, since it uses as much as digits as its factorization.

22302003212131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 22302003212131 its reverse (13121230020322), we get a palindrome (35423233232453).

The spelling of 22302003212131 in words is "twenty-two trillion, three hundred two billion, three million, two hundred twelve thousand, one hundred thirty-one".