120000221022001 has 16 divisors (see below), whose sum is σ = 123195235046400. Its totient is φ = 116847407409408.

The previous prime is 120000221021981. The next prime is 120000221022029. The reversal of 120000221022001 is 100220122000021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120000221022001 - 2⁵ = 120000221021969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120000221022041) 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, 61841400 + ... + 63752326.

It is an arithmetic number, because the mean of its divisors is an integer number (7699702190400).

Almost surely, 2^{120000221022001} is an apocalyptic number.

It is an amenable number.

120000221022001 is a deficient number, since it is larger than the sum of its proper divisors (3195014024399).

120000221022001 is a wasteful number, since it uses less digits than its factorization.

120000221022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921968.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120000221022001 its reverse (100220122000021), we get a palindrome (220220343022022).

The spelling of 120000221022001 in words is "one hundred twenty trillion, two hundred twenty-one million, twenty-two thousand, one".