23220330330 has 64 divisors (see below), whose sum is σ = 56202854400. Its totient is φ = 6139498560.

The previous prime is 23220330269. The next prime is 23220330383. The reversal of 23220330330 is 3303302232.

It is a junction number, because it is equal to n+sod(n) for n = 23220330297 and 23220330306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6911191 + ... + 6914549.

It is an arithmetic number, because the mean of its divisors is an integer number (878169600).

Almost surely, 2^23220330330 is an apocalyptic number.

23220330330 is an abundant number, since it is smaller than the sum of its proper divisors (32982524070).

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

23220330330 is a wasteful number, since it uses less digits than its factorization.

23220330330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5259.

The product of its (nonzero) digits is 1944, while the sum is 21.

Adding to 23220330330 its reverse (3303302232), we get a palindrome (26523632562).

The spelling of 23220330330 in words is "twenty-three billion, two hundred twenty million, three hundred thirty thousand, three hundred thirty".