101693135109 has 4 divisors (see below), whose sum is σ = 135590846816. Its totient is φ = 67795423404.

The previous prime is 101693135101. The next prime is 101693135113. The reversal of 101693135109 is 901531396101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 101693135109 - 2³ = 101693135101 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 (101693135101) 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 3 ways as a sum of consecutive naturals, for example, 16948855849 + ... + 16948855854.

It is an arithmetic number, because the mean of its divisors is an integer number (33897711704).

Almost surely, 2^101693135109 is an apocalyptic number.

It is an amenable number.

101693135109 is a deficient number, since it is larger than the sum of its proper divisors (33897711707).

101693135109 is an equidigital number, since it uses as much as digits as its factorization.

101693135109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33897711706.

The product of its (nonzero) digits is 21870, while the sum is 39.

The spelling of 101693135109 in words is "one hundred one billion, six hundred ninety-three million, one hundred thirty-five thousand, one hundred nine".