120201212091 has 8 divisors (see below), whose sum is σ = 160327806480. Its totient is φ = 80104379552.

The previous prime is 120201212083. The next prime is 120201212119. The reversal of 120201212091 is 190212102021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120201212091 - 2³ = 120201212083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120201212011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7431036 + ... + 7447193.

It is an arithmetic number, because the mean of its divisors is an integer number (20040975810).

Almost surely, 2^120201212091 is an apocalyptic number.

120201212091 is a deficient number, since it is larger than the sum of its proper divisors (40126594389).

120201212091 is a wasteful number, since it uses less digits than its factorization.

120201212091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14880925.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 120201212091 in words is "one hundred twenty billion, two hundred one million, two hundred twelve thousand, ninety-one".