2112342104 has 8 divisors (see below), whose sum is σ = 3960641460. Its totient is φ = 1056171048.

The previous prime is 2112342101. The next prime is 2112342121. The reversal of 2112342104 is 4012432112.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2112342104² = 8923978328662293632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112342101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132021374 + ... + 132021389.

Almost surely, 2^2112342104 is an apocalyptic number.

It is an amenable number.

2112342104 is a deficient number, since it is larger than the sum of its proper divisors (1848299356).

2112342104 is a wasteful number, since it uses less digits than its factorization.

2112342104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264042769 (or 264042765 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2112342104 is about 45960.2230629922. The cubic root of 2112342104 is about 1283.0830029000.

Adding to 2112342104 its reverse (4012432112), we get a palindrome (6124774216).

The spelling of 2112342104 in words is "two billion, one hundred twelve million, three hundred forty-two thousand, one hundred four".