120011011042 has 32 divisors (see below), whose sum is σ = 194418544320. Its totient is φ = 55231467840.

The previous prime is 120011011039. The next prime is 120011011067. The reversal of 120011011042 is 240110110021.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15124108 + ... + 15132040.

It is an arithmetic number, because the mean of its divisors is an integer number (6075579510).

Almost surely, 2^120011011042 is an apocalyptic number.

120011011042 is a deficient number, since it is larger than the sum of its proper divisors (74407533278).

120011011042 is a wasteful number, since it uses less digits than its factorization.

120011011042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9538.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120011011042 its reverse (240110110021), we get a palindrome (360121121063).

The spelling of 120011011042 in words is "one hundred twenty billion, eleven million, eleven thousand, forty-two".