120036696209 has 4 divisors (see below), whose sum is σ = 124175892660. Its totient is φ = 115897499760.

The previous prime is 120036696191. The next prime is 120036696211. The reversal of 120036696209 is 902696630021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 96910803025 + 23125893184 = 311305^2 + 152072^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120036696209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120036696209.

It is not an unprimeable number, because it can be changed into a prime (120036696809) 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, 2069598182 + ... + 2069598239.

It is an arithmetic number, because the mean of its divisors is an integer number (31043973165).

Almost surely, 2^120036696209 is an apocalyptic number.

It is an amenable number.

120036696209 is a deficient number, since it is larger than the sum of its proper divisors (4139196451).

120036696209 is an equidigital number, since it uses as much as digits as its factorization.

120036696209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4139196450.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 120036696209 in words is "one hundred twenty billion, thirty-six million, six hundred ninety-six thousand, two hundred nine".