23506022135 has 16 divisors (see below), whose sum is σ = 28498980384. Its totient is φ = 18610808832.

The previous prime is 23506022131. The next prime is 23506022143. The reversal of 23506022135 is 53122060532.

It is a cyclic number.

It is not a de Polignac number, because 23506022135 - 2² = 23506022131 is a prime.

It is a super-2 number, since 2×23506022135² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23506022098 and 23506022107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23506022131) 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, 355439 + ... + 416351.

It is an arithmetic number, because the mean of its divisors is an integer number (1781186274).

Almost surely, 2^23506022135 is an apocalyptic number.

23506022135 is a deficient number, since it is larger than the sum of its proper divisors (4992958249).

23506022135 is a wasteful number, since it uses less digits than its factorization.

23506022135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61714.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 23506022135 its reverse (53122060532), we get a palindrome (76628082667).

The spelling of 23506022135 in words is "twenty-three billion, five hundred six million, twenty-two thousand, one hundred thirty-five".