22511025043 has 16 divisors (see below), whose sum is σ = 24492343680. Its totient is φ = 20565909504.

The previous prime is 22511025011. The next prime is 22511025049. The reversal of 22511025043 is 34052011522.

It is a cyclic number.

It is not a de Polignac number, because 22511025043 - 2⁵ = 22511025011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22511024999 and 22511025017.

It is not an unprimeable number, because it can be changed into a prime (22511025049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1045555 + ... + 1066867.

It is an arithmetic number, because the mean of its divisors is an integer number (1530771480).

Almost surely, 2^22511025043 is an apocalyptic number.

22511025043 is a deficient number, since it is larger than the sum of its proper divisors (1981318637).

22511025043 is a wasteful number, since it uses less digits than its factorization.

22511025043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22158.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 22511025043 its reverse (34052011522), we get a palindrome (56563036565).

The spelling of 22511025043 in words is "twenty-two billion, five hundred eleven million, twenty-five thousand, forty-three".