2122505544 has 32 divisors (see below), whose sum is σ = 5316441120. Its totient is φ = 706144896.

The previous prime is 2122505537. The next prime is 2122505569. The reversal of 2122505544 is 4455052212.

2122505544 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71997 + ... + 97100.

It is an arithmetic number, because the mean of its divisors is an integer number (166138785).

Almost surely, 2^2122505544 is an apocalyptic number.

2122505544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2122505544 is an abundant number, since it is smaller than the sum of its proper divisors (3193935576).

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

2122505544 is a wasteful number, since it uses less digits than its factorization.

2122505544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169629 (or 169625 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 2122505544 is about 46070.6581676451. The cubic root of 2122505544 is about 1285.1375435546.

Adding to 2122505544 its reverse (4455052212), we get a palindrome (6577557756).

The spelling of 2122505544 in words is "two billion, one hundred twenty-two million, five hundred five thousand, five hundred forty-four".