22032132421420 has 36 divisors (see below), whose sum is σ = 50855988313872. Its totient is φ = 8011684516000.

The previous prime is 22032132421417. The next prime is 22032132421463. The reversal of 22032132421420 is 2412423123022.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4552091056 + ... + 4552095895.

It is an arithmetic number, because the mean of its divisors is an integer number (1412666342052).

Almost surely, 2^{22032132421420} is an apocalyptic number.

22032132421420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22032132421420 is an abundant number, since it is smaller than the sum of its proper divisors (28823855892452).

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

22032132421420 is a wasteful number, since it uses less digits than its factorization.

22032132421420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9104186982 (or 9104186969 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22032132421420 its reverse (2412423123022), we get a palindrome (24444555544442).

The spelling of 22032132421420 in words is "twenty-two trillion, thirty-two billion, one hundred thirty-two million, four hundred twenty-one thousand, four hundred twenty".