120901090111 has 8 divisors (see below), whose sum is σ = 127349575920. Its totient is φ = 114461131392.

The previous prime is 120901090109. The next prime is 120901090129. The reversal of 120901090111 is 111090109021.

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 120901090111 - 2¹ = 120901090109 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 (120901090171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2102650 + ... + 2159383.

It is an arithmetic number, because the mean of its divisors is an integer number (15918696990).

Almost surely, 2^120901090111 is an apocalyptic number.

120901090111 is a deficient number, since it is larger than the sum of its proper divisors (6448485809).

120901090111 is a wasteful number, since it uses less digits than its factorization.

120901090111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4263545.

The product of its (nonzero) digits is 162, while the sum is 25.

Adding to 120901090111 its reverse (111090109021), we get a palindrome (231991199132).

The spelling of 120901090111 in words is "one hundred twenty billion, nine hundred one million, ninety thousand, one hundred eleven".