22222041443420 has 96 divisors (see below), whose sum is σ = 57483822832128. Its totient is φ = 7026984191232.

The previous prime is 22222041443363. The next prime is 22222041443431. The reversal of 22222041443420 is 2434414022222.

It is a super-2 number, since 2×22222041443420² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2982842 + ... + 7303521.

It is an arithmetic number, because the mean of its divisors is an integer number (598789821168).

Almost surely, 2^{22222041443420} is an apocalyptic number.

22222041443420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22222041443420 is an abundant number, since it is smaller than the sum of its proper divisors (35261781388708).

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

22222041443420 is a wasteful number, since it uses less digits than its factorization.

22222041443420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10287579 (or 10287577 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 22222041443420 its reverse (2434414022222), we get a palindrome (24656455465642).

The spelling of 22222041443420 in words is "twenty-two trillion, two hundred twenty-two billion, forty-one million, four hundred forty-three thousand, four hundred twenty".