22005535412000 has 96 divisors (see below), whose sum is σ = 61791543515520. Its totient is φ = 7544754988800.

The previous prime is 22005535411997. The next prime is 22005535412039. The reversal of 22005535412000 is 21453550022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392927990 + ... + 392983989.

It is an arithmetic number, because the mean of its divisors is an integer number (643661911620).

Almost surely, 2^{22005535412000} is an apocalyptic number.

22005535412000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22005535412000 is an abundant number, since it is smaller than the sum of its proper divisors (39786008103520).

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

22005535412000 is an equidigital number, since it uses as much as digits as its factorization.

22005535412000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785912011 (or 785911993 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 22005535412000 its reverse (21453550022), we get a palindrome (22026988962022).

The spelling of 22005535412000 in words is "twenty-two trillion, five billion, five hundred thirty-five million, four hundred twelve thousand".