120106321742 has 32 divisors (see below), whose sum is σ = 201044156544. Its totient is φ = 53350180000.

The previous prime is 120106321703. The next prime is 120106321759. The reversal of 120106321742 is 247123601021.

It is a congruent number.

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, 87473 + ... + 497859.

It is an arithmetic number, because the mean of its divisors is an integer number (6282629892).

Almost surely, 2^120106321742 is an apocalyptic number.

120106321742 is a deficient number, since it is larger than the sum of its proper divisors (80937834802).

120106321742 is a wasteful number, since it uses less digits than its factorization.

120106321742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410704.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 120106321742 its reverse (247123601021), we get a palindrome (367229922763).

The spelling of 120106321742 in words is "one hundred twenty billion, one hundred six million, three hundred twenty-one thousand, seven hundred forty-two".