120220121220099 has 32 divisors (see below), whose sum is σ = 165066149541888. Its totient is φ = 77781869568000.

The previous prime is 120220121220097. The next prime is 120220121220161. The reversal of 120220121220099 is 990022121022021.

It is not a de Polignac number, because 120220121220099 - 2¹ = 120220121220097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120220121220097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18553162 + ... + 24179744.

It is an arithmetic number, because the mean of its divisors is an integer number (5158317173184).

Almost surely, 2^{120220121220099} is an apocalyptic number.

120220121220099 is a deficient number, since it is larger than the sum of its proper divisors (44846028321789).

120220121220099 is a wasteful number, since it uses less digits than its factorization.

120220121220099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5627539.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 120220121220099 in words is "one hundred twenty trillion, two hundred twenty billion, one hundred twenty-one million, two hundred twenty thousand, ninety-nine".