22056314313642 has 32 divisors (see below), whose sum is σ = 50417583777792. Its totient is φ = 6301410207024.

The previous prime is 22056314313619. The next prime is 22056314313703. The reversal of 22056314313642 is 24631341365022.

It is a super-2 number, since 2×22056314313642² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 22056314313594 and 22056314313603.

It is an unprimeable number.

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, 15731478 + ... + 17076065.

It is an arithmetic number, because the mean of its divisors is an integer number (1575549493056).

Almost surely, 2^{22056314313642} is an apocalyptic number.

22056314313642 is an abundant number, since it is smaller than the sum of its proper divisors (28361269464150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22056314313642 is a wasteful number, since it uses less digits than its factorization.

22056314313642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32823562.

The product of its (nonzero) digits is 622080, while the sum is 42.

Adding to 22056314313642 its reverse (24631341365022), we get a palindrome (46687655678664).

The spelling of 22056314313642 in words is "twenty-two trillion, fifty-six billion, three hundred fourteen million, three hundred thirteen thousand, six hundred forty-two".