2112113101342 has 4 divisors (see below), whose sum is σ = 3168169652016. Its totient is φ = 1056056550670.

The previous prime is 2112113101327. The next prime is 2112113101391. The reversal of 2112113101342 is 2431013112112.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2112113101342² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528028275334 + ... + 528028275337.

It is an arithmetic number, because the mean of its divisors is an integer number (792042413004).

Almost surely, 2^{2112113101342} is an apocalyptic number.

2112113101342 is a deficient number, since it is larger than the sum of its proper divisors (1056056550674).

2112113101342 is a wasteful number, since it uses less digits than its factorization.

2112113101342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056056550673.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 2112113101342 its reverse (2431013112112), we get a palindrome (4543126213454).

The spelling of 2112113101342 in words is "two trillion, one hundred twelve billion, one hundred thirteen million, one hundred one thousand, three hundred forty-two".