13421525223 has 16 divisors (see below), whose sum is σ = 18021115136. Its totient is φ = 8884857600.

The previous prime is 13421525219. The next prime is 13421525233. The reversal of 13421525223 is 32252512431.

It is not a de Polignac number, because 13421525223 - 2² = 13421525219 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13421525203) 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, 1602615 + ... + 1610967.

It is an arithmetic number, because the mean of its divisors is an integer number (1126319696).

Almost surely, 2^13421525223 is an apocalyptic number.

13421525223 is a deficient number, since it is larger than the sum of its proper divisors (4599589913).

13421525223 is a wasteful number, since it uses less digits than its factorization.

13421525223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12054.

The product of its digits is 14400, while the sum is 30.

The spelling of 13421525223 in words is "thirteen billion, four hundred twenty-one million, five hundred twenty-five thousand, two hundred twenty-three".