22011554113000 has 64 divisors (see below), whose sum is σ = 51988411051200. Its totient is φ = 8722335419200.

The previous prime is 22011554112949. The next prime is 22011554113051. The reversal of 22011554113000 is 31145511022.

It is an interprime number because it is at equal distance from previous prime (22011554112949) and next prime (22011554113051).

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 102750730 + ... + 102964729.

It is an arithmetic number, because the mean of its divisors is an integer number (812318922675).

Almost surely, 2^{22011554113000} is an apocalyptic number.

22011554113000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011554113000 is an abundant number, since it is smaller than the sum of its proper divisors (29976856938200).

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

22011554113000 is a wasteful number, since it uses less digits than its factorization.

22011554113000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205715587 (or 205715573 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 22011554113000 its reverse (31145511022), we get a palindrome (22042699624022).

The spelling of 22011554113000 in words is "twenty-two trillion, eleven billion, five hundred fifty-four million, one hundred thirteen thousand".