2112702542 has 4 divisors (see below), whose sum is σ = 3169053816. Its totient is φ = 1056351270.

The previous prime is 2112702521. The next prime is 2112702551. The reversal of 2112702542 is 2452072112.

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

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, 528175634 + ... + 528175637.

It is an arithmetic number, because the mean of its divisors is an integer number (792263454).

Almost surely, 2^2112702542 is an apocalyptic number.

2112702542 is a deficient number, since it is larger than the sum of its proper divisors (1056351274).

2112702542 is a wasteful number, since it uses less digits than its factorization.

2112702542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056351273.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 2112702542 is about 45964.1440908019. The cubic root of 2112702542 is about 1283.1559780695.

Adding to 2112702542 its reverse (2452072112), we get a palindrome (4564774654).

The spelling of 2112702542 in words is "two billion, one hundred twelve million, seven hundred two thousand, five hundred forty-two".