120000111220001 has 4 divisors (see below), whose sum is σ = 120013830230832. Its totient is φ = 119986392209172.

The previous prime is 120000111219941. The next prime is 120000111220009. The reversal of 120000111220001 is 100022111000021.

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 a de Polignac number, because none of the positive numbers 2^k-120000111220001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120000111220009) 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, 6859492295 + ... + 6859509788.

It is an arithmetic number, because the mean of its divisors is an integer number (30003457557708).

Almost surely, 2^{120000111220001} is an apocalyptic number.

It is an amenable number.

120000111220001 is a deficient number, since it is larger than the sum of its proper divisors (13719010831).

120000111220001 is an equidigital number, since it uses as much as digits as its factorization.

120000111220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13719010830.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120000111220001 its reverse (100022111000021), we get a palindrome (220022222220022).

The spelling of 120000111220001 in words is "one hundred twenty trillion, one hundred eleven million, two hundred twenty thousand, one".