103101112109 has 2 divisors, whose sum is σ = 103101112110. Its totient is φ = 103101112108.

The previous prime is 103101112097. The next prime is 103101112157. The reversal of 103101112109 is 901211101301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66628515625 + 36472596484 = 258125^2 + 190978^2 .

It is a cyclic number.

It is not a de Polignac number, because 103101112109 - 2³² = 98806144813 is a prime.

It is a super-2 number, since 2×103101112109² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103101112189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51550556054 + 51550556055.

It is an arithmetic number, because the mean of its divisors is an integer number (51550556055).

Almost surely, 2^103101112109 is an apocalyptic number.

It is an amenable number.

103101112109 is a deficient number, since it is larger than the sum of its proper divisors (1).

103101112109 is an equidigital number, since it uses as much as digits as its factorization.

103101112109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 20.

The spelling of 103101112109 in words is "one hundred three billion, one hundred one million, one hundred twelve thousand, one hundred nine".