22012455421022 has 16 divisors (see below), whose sum is σ = 36318070706544. Its totient is φ = 10005661553800.

The previous prime is 22012455421007. The next prime is 22012455421037.

22012455421022 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (22012455421007) and next prime (22012455421037).

It is a self number, because there is not a number n which added to its sum of digits gives 22012455421022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4134568229 + ... + 4134573552.

It is an arithmetic number, because the mean of its divisors is an integer number (2269879419159).

Almost surely, 2^{22012455421022} is an apocalyptic number.

22012455421022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22012455421022 is a deficient number, since it is larger than the sum of its proper divisors (14305615285522).

22012455421022 is an equidigital number, since it uses as much as digits as its factorization.

22012455421022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8269141816 (or 8269141794 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

It can be divided in two parts, 2201245 and 5421022, that added together give a palindrome (7622267).

The spelling of 22012455421022 in words is "twenty-two trillion, twelve billion, four hundred fifty-five million, four hundred twenty-one thousand, twenty-two".