2112050140451 has 4 divisors (see below), whose sum is σ = 2118797904792. Its totient is φ = 2105302376112.

The previous prime is 2112050140351. The next prime is 2112050140463. The reversal of 2112050140451 is 1540410502112.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112050140451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2112050140451.

It is not an unprimeable number, because it can be changed into a prime (2112050140351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3373881701 + ... + 3373882326.

It is an arithmetic number, because the mean of its divisors is an integer number (529699476198).

Almost surely, 2^{2112050140451} is an apocalyptic number.

2112050140451 is a deficient number, since it is larger than the sum of its proper divisors (6747764341).

2112050140451 is an equidigital number, since it uses as much as digits as its factorization.

2112050140451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6747764340.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 2112050140451 its reverse (1540410502112), we get a palindrome (3652460642563).

The spelling of 2112050140451 in words is "two trillion, one hundred twelve billion, fifty million, one hundred forty thousand, four hundred fifty-one".