15202223042 has 8 divisors (see below), whose sum is σ = 22813471632. Its totient is φ = 7597732500.

The previous prime is 15202223009. The next prime is 15202223077. The reversal of 15202223042 is 24032220251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×15202223042² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 15202222999 and 15202223017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1683884 + ... + 1692887.

It is an arithmetic number, because the mean of its divisors is an integer number (2851683954).

Almost surely, 2^15202223042 is an apocalyptic number.

15202223042 is a deficient number, since it is larger than the sum of its proper divisors (7611248590).

15202223042 is a wasteful number, since it uses less digits than its factorization.

15202223042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3379024.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 15202223042 its reverse (24032220251), we get a palindrome (39234443293).

The spelling of 15202223042 in words is "fifteen billion, two hundred two million, two hundred twenty-three thousand, forty-two".