119442751881 has 4 divisors (see below), whose sum is σ = 159257002512. Its totient is φ = 79628501252.

The previous prime is 119442751877. The next prime is 119442751903. The reversal of 119442751881 is 188157244911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 119442751881 - 2² = 119442751877 is a prime.

It is a super-2 number, since 2×119442751881² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (119442751861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19907125311 + ... + 19907125316.

It is an arithmetic number, because the mean of its divisors is an integer number (39814250628).

Almost surely, 2^119442751881 is an apocalyptic number.

It is an amenable number.

119442751881 is a deficient number, since it is larger than the sum of its proper divisors (39814250631).

119442751881 is an equidigital number, since it uses as much as digits as its factorization.

119442751881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39814250630.

The product of its digits is 645120, while the sum is 51.

The spelling of 119442751881 in words is "one hundred nineteen billion, four hundred forty-two million, seven hundred fifty-one thousand, eight hundred eighty-one".