15233221402 has 16 divisors (see below), whose sum is σ = 27249489792. Its totient is φ = 6244674480.

The previous prime is 15233221391. The next prime is 15233221441. The reversal of 15233221402 is 20412233251.

15233221402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23653749 + ... + 23654392.

It is an arithmetic number, because the mean of its divisors is an integer number (1703093112).

Almost surely, 2^15233221402 is an apocalyptic number.

15233221402 is a deficient number, since it is larger than the sum of its proper divisors (12016268390).

15233221402 is a wasteful number, since it uses less digits than its factorization.

15233221402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47308173.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 15233221402 its reverse (20412233251), we get a palindrome (35645454653).

The spelling of 15233221402 in words is "fifteen billion, two hundred thirty-three million, two hundred twenty-one thousand, four hundred two".