22431201211011 has 16 divisors (see below), whose sum is σ = 30081586695840. Its totient is φ = 14867477452800.

The previous prime is 22431201210997. The next prime is 22431201211039. The reversal of 22431201211011 is 11011210213422.

It is not a de Polignac number, because 22431201211011 - 2¹⁹ = 22431200686723 is a prime.

It is a super-2 number, since 2×22431201211011² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22431201211051) 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 15 ways as a sum of consecutive naturals, for example, 40414485 + ... + 40965753.

It is an arithmetic number, because the mean of its divisors is an integer number (1880099168490).

Almost surely, 2^{22431201211011} is an apocalyptic number.

22431201211011 is a deficient number, since it is larger than the sum of its proper divisors (7650385484829).

22431201211011 is a wasteful number, since it uses less digits than its factorization.

22431201211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629846.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 22431201211011 its reverse (11011210213422), we get a palindrome (33442411424433).

The spelling of 22431201211011 in words is "twenty-two trillion, four hundred thirty-one billion, two hundred one million, two hundred eleven thousand, eleven".