103989113011 has 4 divisors (see below), whose sum is σ = 118844700592. Its totient is φ = 89133525432.

The previous prime is 103989112937. The next prime is 103989113029. The reversal of 103989113011 is 110311989301.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 103989113011 - 2⁹ = 103989112499 is a prime.

It is a super-2 number, since 2×103989113011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103989113051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7427793780 + ... + 7427793793.

It is an arithmetic number, because the mean of its divisors is an integer number (29711175148).

Almost surely, 2^103989113011 is an apocalyptic number.

103989113011 is a deficient number, since it is larger than the sum of its proper divisors (14855587581).

103989113011 is an equidigital number, since it uses as much as digits as its factorization.

103989113011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14855587580.

The product of its (nonzero) digits is 5832, while the sum is 37.

The spelling of 103989113011 in words is "one hundred three billion, nine hundred eighty-nine million, one hundred thirteen thousand, eleven".