120261042 has 48 divisors (see below), whose sum is σ = 286034112. Its totient is φ = 36214560.

The previous prime is 120261019. The next prime is 120261061. The reversal of 120261042 is 240162021.

120261042 is a `hidden beast` number, since 12 + 0 + 2 + 610 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31248 + ... + 34884.

It is an arithmetic number, because the mean of its divisors is an integer number (5959044).

Almost surely, 2^120261042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120261042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143017056).

120261042 is an abundant number, since it is smaller than the sum of its proper divisors (165773070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120261042 is a wasteful number, since it uses less digits than its factorization.

120261042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3823 (or 3820 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 120261042 is about 10966.3595600363. The cubic root of 120261042 is about 493.5998141308.

It can be divided in two parts, 120 and 261042, that added together give a palindrome (261162).

The spelling of 120261042 in words is "one hundred twenty million, two hundred sixty-one thousand, forty-two".