15053220223 has 4 divisors (see below), whose sum is σ = 15066076408. Its totient is φ = 15040364040.

The previous prime is 15053220179. The next prime is 15053220241. The reversal of 15053220223 is 32202235051.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15053220223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15053200223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6426336 + ... + 6428677.

It is an arithmetic number, because the mean of its divisors is an integer number (3766519102).

Almost surely, 2^15053220223 is an apocalyptic number.

15053220223 is a deficient number, since it is larger than the sum of its proper divisors (12856185).

15053220223 is a wasteful number, since it uses less digits than its factorization.

15053220223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12856184.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 15053220223 its reverse (32202235051), we get a palindrome (47255455274).

The spelling of 15053220223 in words is "fifteen billion, fifty-three million, two hundred twenty thousand, two hundred twenty-three".