23220023333330 has 64 divisors (see below), whose sum is σ = 45794759516640. Its totient is φ = 8437619011584.

The previous prime is 23220023333293. The next prime is 23220023333369. The reversal of 23220023333330 is 3333332002232.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 19693030408489 + 3526992924841 = 4437683^2 + 1878029^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23220023333293 and 23220023333302.

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, 15313352 + ... + 16761228.

Almost surely, 2^{23220023333330} is an apocalyptic number.

23220023333330 is a deficient number, since it is larger than the sum of its proper divisors (22574736183310).

23220023333330 is a wasteful number, since it uses less digits than its factorization.

23220023333330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451183.

The product of its (nonzero) digits is 34992, while the sum is 29.

Adding to 23220023333330 its reverse (3333332002232), we get a palindrome (26553355335562).

The spelling of 23220023333330 in words is "twenty-three trillion, two hundred twenty billion, twenty-three million, three hundred thirty-three thousand, three hundred thirty".