22247477474222 has 256 divisors, whose sum is σ = 47196178219008. Its totient is φ = 7581062522880.

The previous prime is 22247477474213. The next prime is 22247477474279.

22247477474222 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4251378518 + ... + 4251383750.

It is an arithmetic number, because the mean of its divisors is an integer number (184360071168).

Almost surely, 2^{22247477474222} is an apocalyptic number.

22247477474222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22247477474222 is an abundant number, since it is smaller than the sum of its proper divisors (24948700744786).

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

22247477474222 is a wasteful number, since it uses less digits than its factorization.

22247477474222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6143.

The product of its digits is 39337984, while the sum is 56.

It can be divided in two parts, 2224747 and 7474222, that added together give a palindrome (9698969).

The spelling of 22247477474222 in words is "twenty-two trillion, two hundred forty-seven billion, four hundred seventy-seven million, four hundred seventy-four thousand, two hundred twenty-two".