15103440452222 has 8 divisors (see below), whose sum is σ = 23847537556200. Its totient is φ = 7154261266824.

The previous prime is 15103440452179. The next prime is 15103440452249. The reversal of 15103440452222 is 22225404430151.

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

It is a super-2 number, since 2×15103440452222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 198729479597 + ... + 198729479672.

It is an arithmetic number, because the mean of its divisors is an integer number (2980942194525).

Almost surely, 2^{15103440452222} is an apocalyptic number.

15103440452222 is a deficient number, since it is larger than the sum of its proper divisors (8744097103978).

15103440452222 is a wasteful number, since it uses less digits than its factorization.

15103440452222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397458959290.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 15103440452222 its reverse (22225404430151), we get a palindrome (37328844882373).

The spelling of 15103440452222 in words is "fifteen trillion, one hundred three billion, four hundred forty million, four hundred fifty-two thousand, two hundred twenty-two".