120842942 has 48 divisors (see below), whose sum is σ = 210001680. Its totient is φ = 52039680.

The previous prime is 120842933. The next prime is 120842951. The reversal of 120842942 is 249248021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120842933) and next prime (120842951).

It is a junction number, because it is equal to n+sod(n) for n = 120842899 and 120842908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 470078 + ... + 470334.

It is an arithmetic number, because the mean of its divisors is an integer number (4375035).

Almost surely, 2^120842942 is an apocalyptic number.

120842942 is a deficient number, since it is larger than the sum of its proper divisors (89158738).

120842942 is a wasteful number, since it uses less digits than its factorization.

120842942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 120842942 is about 10992.8586818898. The cubic root of 120842942 is about 494.3946509504.

The spelling of 120842942 in words is "one hundred twenty million, eight hundred forty-two thousand, nine hundred forty-two".