22134133420 has 96 divisors (see below), whose sum is σ = 55468385280. Its totient is φ = 7258540800.

The previous prime is 22134133387. The next prime is 22134133447. The reversal of 22134133420 is 2433143122.

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, 408945 + ... + 459895.

It is an arithmetic number, because the mean of its divisors is an integer number (577795680).

Almost surely, 2^22134133420 is an apocalyptic number.

22134133420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22134133420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27734192640).

22134133420 is an abundant number, since it is smaller than the sum of its proper divisors (33334251860).

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

22134133420 is a wasteful number, since it uses less digits than its factorization.

22134133420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51103 (or 51101 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 22134133420 its reverse (2433143122), we get a palindrome (24567276542).

The spelling of 22134133420 in words is "twenty-two billion, one hundred thirty-four million, one hundred thirty-three thousand, four hundred twenty".