103115221501 has 16 divisors (see below), whose sum is σ = 109791500544. Its totient is φ = 96714281664.

The previous prime is 103115221483. The next prime is 103115221507. The reversal of 103115221501 is 105122511301.

It is a cyclic number.

It is not a de Polignac number, because 103115221501 - 2¹⁵ = 103115188733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103115221507) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 374226 + ... + 588451.

It is an arithmetic number, because the mean of its divisors is an integer number (6861968784).

Almost surely, 2^103115221501 is an apocalyptic number.

It is an amenable number.

103115221501 is a deficient number, since it is larger than the sum of its proper divisors (6676279043).

103115221501 is an equidigital number, since it uses as much as digits as its factorization.

103115221501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962820.

The product of its (nonzero) digits is 300, while the sum is 22.

Adding to 103115221501 its reverse (105122511301), we get a palindrome (208237732802).

The spelling of 103115221501 in words is "one hundred three billion, one hundred fifteen million, two hundred twenty-one thousand, five hundred one".