23220130033 has 16 divisors (see below), whose sum is σ = 25986199680. Its totient is φ = 20644550784.

The previous prime is 23220130019. The next prime is 23220130069. The reversal of 23220130033 is 33003102232.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23220130033 - 2²¹ = 23218032881 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (23220130133) 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, 478116 + ... + 524437.

It is an arithmetic number, because the mean of its divisors is an integer number (1624137480).

Almost surely, 2^23220130033 is an apocalyptic number.

23220130033 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

23220130033 is a deficient number, since it is larger than the sum of its proper divisors (2766069647).

23220130033 is a wasteful number, since it uses less digits than its factorization.

23220130033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002648.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 23220130033 its reverse (33003102232), we get a palindrome (56223232265).

The spelling of 23220130033 in words is "twenty-three billion, two hundred twenty million, one hundred thirty thousand, thirty-three".