105151121194 has 24 divisors (see below), whose sum is σ = 188437183200. Its totient is φ = 43105425528.

The previous prime is 105151121183. The next prime is 105151121209. The reversal of 105151121194 is 491121151501.

It is a super-2 number, since 2×105151121194² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7091644 + ... + 7106455.

It is an arithmetic number, because the mean of its divisors is an integer number (7851549300).

Almost surely, 2^105151121194 is an apocalyptic number.

105151121194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

105151121194 is a deficient number, since it is larger than the sum of its proper divisors (83286062006).

105151121194 is a wasteful number, since it uses less digits than its factorization.

105151121194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14198154 (or 14198131 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 31.

Adding to 105151121194 its reverse (491121151501), we get a palindrome (596272272695).

The spelling of 105151121194 in words is "one hundred five billion, one hundred fifty-one million, one hundred twenty-one thousand, one hundred ninety-four".