15042250103 has 2 divisors, whose sum is σ = 15042250104. Its totient is φ = 15042250102.

The previous prime is 15042250099. The next prime is 15042250193. The reversal of 15042250103 is 30105224051.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15042250103 - 2² = 15042250099 is a prime.

It is a super-2 number, since 2×15042250103² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15042250193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7521125051 + 7521125052.

It is an arithmetic number, because the mean of its divisors is an integer number (7521125052).

Almost surely, 2^15042250103 is an apocalyptic number.

15042250103 is a deficient number, since it is larger than the sum of its proper divisors (1).

15042250103 is an equidigital number, since it uses as much as digits as its factorization.

15042250103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 15042250103 its reverse (30105224051), we get a palindrome (45147474154).

The spelling of 15042250103 in words is "fifteen billion, forty-two million, two hundred fifty thousand, one hundred three".