22115041140 has 48 divisors (see below), whose sum is σ = 62233315200. Its totient is φ = 5867706240.

The previous prime is 22115041139. The next prime is 22115041153. The reversal of 22115041140 is 4114051122.

It is a congruent number.

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, 914151 + ... + 938030.

It is an arithmetic number, because the mean of its divisors is an integer number (1296527400).

Almost surely, 2^22115041140 is an apocalyptic number.

22115041140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22115041140 is an abundant number, since it is smaller than the sum of its proper divisors (40118274060).

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

22115041140 is a wasteful number, since it uses less digits than its factorization.

22115041140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852392 (or 1852390 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 22115041140 its reverse (4114051122), we get a palindrome (26229092262).

The spelling of 22115041140 in words is "twenty-two billion, one hundred fifteen million, forty-one thousand, one hundred forty".