120211101109 has 4 divisors (see below), whose sum is σ = 131139383040. Its totient is φ = 109282819180.

The previous prime is 120211101067. The next prime is 120211101119. The reversal of 120211101109 is 901101112021.

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 a cyclic number.

It is not a de Polignac number, because 120211101109 - 2²³ = 120202712501 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 (120211101119) 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, 5464140949 + ... + 5464140970.

It is an arithmetic number, because the mean of its divisors is an integer number (32784845760).

Almost surely, 2^120211101109 is an apocalyptic number.

It is an amenable number.

120211101109 is a deficient number, since it is larger than the sum of its proper divisors (10928281931).

120211101109 is a wasteful number, since it uses less digits than its factorization.

120211101109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10928281930.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 120211101109 in words is "one hundred twenty billion, two hundred eleven million, one hundred one thousand, one hundred nine".