22040400434311 has 4 divisors (see below), whose sum is σ = 25189029067792. Its totient is φ = 18891771800832.

The previous prime is 22040400434309. The next prime is 22040400434321. The reversal of 22040400434311 is 11343400404022.

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

It is not a de Polignac number, because 22040400434311 - 2¹ = 22040400434309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22040400434311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22040400434321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1574314316730 + ... + 1574314316743.

It is an arithmetic number, because the mean of its divisors is an integer number (6297257266948).

Almost surely, 2^{22040400434311} is an apocalyptic number.

22040400434311 is a deficient number, since it is larger than the sum of its proper divisors (3148628633481).

22040400434311 is an equidigital number, since it uses as much as digits as its factorization.

22040400434311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3148628633480.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22040400434311 its reverse (11343400404022), we get a palindrome (33383800838333).

The spelling of 22040400434311 in words is "twenty-two trillion, forty billion, four hundred million, four hundred thirty-four thousand, three hundred eleven".