120021119999 has 8 divisors (see below), whose sum is σ = 131494074192. Its totient is φ = 108641823040.

The previous prime is 120021119987. The next prime is 120021120013. The reversal of 120021119999 is 999911120021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120021119999 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 (120021119929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23411624 + ... + 23416749.

It is an arithmetic number, because the mean of its divisors is an integer number (16436759274).

Almost surely, 2^120021119999 is an apocalyptic number.

120021119999 is a deficient number, since it is larger than the sum of its proper divisors (11472954193).

120021119999 is a wasteful number, since it uses less digits than its factorization.

120021119999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46828617.

The product of its (nonzero) digits is 26244, while the sum is 44.

The spelling of 120021119999 in words is "one hundred twenty billion, twenty-one million, one hundred nineteen thousand, nine hundred ninety-nine".