100120741558 has 16 divisors (see below), whose sum is σ = 150693903360. Its totient is φ = 49889492136.

The previous prime is 100120741549. The next prime is 100120741573. The reversal of 100120741558 is 855147021001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7719483 + ... + 7732441.

It is an arithmetic number, because the mean of its divisors is an integer number (9418368960).

Almost surely, 2^100120741558 is an apocalyptic number.

100120741558 is a deficient number, since it is larger than the sum of its proper divisors (50573161802).

100120741558 is a wasteful number, since it uses less digits than its factorization.

100120741558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25851.

The product of its (nonzero) digits is 11200, while the sum is 34.

Adding to 100120741558 its reverse (855147021001), we get a palindrome (955267762559).

The spelling of 100120741558 in words is "one hundred billion, one hundred twenty million, seven hundred forty-one thousand, five hundred fifty-eight".