103140311515 has 32 divisors (see below), whose sum is σ = 125682865920. Its totient is φ = 81246954624.

The previous prime is 103140311501. The next prime is 103140311539. The reversal of 103140311515 is 515113041301.

It is a cyclic number.

It is not a de Polignac number, because 103140311515 - 2¹⁷ = 103140180443 is a prime.

It is a super-2 number, since 2×103140311515² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103140311515.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101216676 + ... + 101217694.

It is an arithmetic number, because the mean of its divisors is an integer number (3927589560).

Almost surely, 2^103140311515 is an apocalyptic number.

103140311515 is a deficient number, since it is larger than the sum of its proper divisors (22542554405).

103140311515 is a wasteful number, since it uses less digits than its factorization.

103140311515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091.

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 103140311515 its reverse (515113041301), we get a palindrome (618253352816).

The spelling of 103140311515 in words is "one hundred three billion, one hundred forty million, three hundred eleven thousand, five hundred fifteen".