22213033444420 has 96 divisors (see below), whose sum is σ = 58633683268608. Its totient is φ = 6880483187712.

The previous prime is 22213033444403. The next prime is 22213033444439. The reversal of 22213033444420 is 2444433031222.

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, 129754497 + ... + 129925576.

It is an arithmetic number, because the mean of its divisors is an integer number (610767534048).

Almost surely, 2^{22213033444420} is an apocalyptic number.

22213033444420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22213033444420 is an abundant number, since it is smaller than the sum of its proper divisors (36420649824188).

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

22213033444420 is a wasteful number, since it uses less digits than its factorization.

22213033444420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259680149 (or 259680147 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 22213033444420 its reverse (2444433031222), we get a palindrome (24657466475642).

The spelling of 22213033444420 in words is "twenty-two trillion, two hundred thirteen billion, thirty-three million, four hundred forty-four thousand, four hundred twenty".