22101471144 has 48 divisors (see below), whose sum is σ = 62460684000. Its totient is φ = 7046845344.

The previous prime is 22101471113. The next prime is 22101471151. The reversal of 22101471144 is 44117410122.

It is a happy number.

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, 6671494 + ... + 6674805.

It is an arithmetic number, because the mean of its divisors is an integer number (1301264250).

Almost surely, 2^22101471144 is an apocalyptic number.

22101471144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22101471144 is an abundant number, since it is smaller than the sum of its proper divisors (40359212856).

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

22101471144 is a wasteful number, since it uses less digits than its factorization.

22101471144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13346334 (or 13346327 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

Adding to 22101471144 its reverse (44117410122), we get a palindrome (66218881266).

The spelling of 22101471144 in words is "twenty-two billion, one hundred one million, four hundred seventy-one thousand, one hundred forty-four".