120011102222001 has 16 divisors (see below), whose sum is σ = 164555310628800. Its totient is φ = 77767620854528.

The previous prime is 120011102221993. The next prime is 120011102222051. The reversal of 120011102222001 is 100222201110021.

It is a cyclic number.

It is not a de Polignac number, because 120011102222001 - 2³ = 120011102221993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120011102222051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3809134956 + ... + 3809166461.

It is an arithmetic number, because the mean of its divisors is an integer number (10284706914300).

Almost surely, 2^{120011102222001} is an apocalyptic number.

It is an amenable number.

120011102222001 is a deficient number, since it is larger than the sum of its proper divisors (44544208406799).

120011102222001 is an equidigital number, since it uses as much as digits as its factorization.

120011102222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7618301568.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120011102222001 its reverse (100222201110021), we get a palindrome (220233303332022).

It can be divided in two parts, 12001110 and 2222001, that added together give a triangular number (14223111 = T₅₃₃₃).

The spelling of 120011102222001 in words is "one hundred twenty trillion, eleven billion, one hundred two million, two hundred twenty-two thousand, one".