120101099 has 4 divisors (see below), whose sum is σ = 123975360. Its totient is φ = 116226840.

The previous prime is 120101089. The next prime is 120101119. The reversal of 120101099 is 990101021.

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

It is a cyclic number.

It is not a de Polignac number, because 120101099 - 2¹⁶ = 120035563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120101089) 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, 1937084 + ... + 1937145.

It is an arithmetic number, because the mean of its divisors is an integer number (30993840).

Almost surely, 2^120101099 is an apocalyptic number.

120101099 is a deficient number, since it is larger than the sum of its proper divisors (3874261).

120101099 is an equidigital number, since it uses as much as digits as its factorization.

120101099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3874260.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 120101099 is about 10959.0646954930. The cubic root of 120101099 is about 493.3808935257.

The spelling of 120101099 in words is "one hundred twenty million, one hundred one thousand, ninety-nine".