120220276439 has 4 divisors (see below), whose sum is σ = 127292057424. Its totient is φ = 113148495456.

The previous prime is 120220276433. The next prime is 120220276441. The reversal of 120220276439 is 934672022021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120220276439 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 (120220276433) 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, 3535890467 + ... + 3535890500.

It is an arithmetic number, because the mean of its divisors is an integer number (31823014356).

Almost surely, 2^120220276439 is an apocalyptic number.

120220276439 is a deficient number, since it is larger than the sum of its proper divisors (7071780985).

120220276439 is an equidigital number, since it uses as much as digits as its factorization.

120220276439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7071780984.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 120220276439 in words is "one hundred twenty billion, two hundred twenty million, two hundred seventy-six thousand, four hundred thirty-nine".