22720435034000 has 160 divisors (see below), whose sum is σ = 60165591512832. Its totient is φ = 8229826560000.

The previous prime is 22720435033997. The next prime is 22720435034021. The reversal of 22720435034000 is 43053402722.

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, 3644765 + ... + 7663235.

Almost surely, 2^{22720435034000} is an apocalyptic number.

22720435034000 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 22720435034000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30082795756416).

22720435034000 is an abundant number, since it is smaller than the sum of its proper divisors (37445156478832).

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

22720435034000 is a wasteful number, since it uses less digits than its factorization.

22720435034000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4018762 (or 4018746 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 32.

Adding to 22720435034000 its reverse (43053402722), we get a palindrome (22763488436722).

The spelling of 22720435034000 in words is "twenty-two trillion, seven hundred twenty billion, four hundred thirty-five million, thirty-four thousand".