2111424200434 has 4 divisors (see below), whose sum is σ = 3167136300654. Its totient is φ = 1055712100216.

The previous prime is 2111424200423. The next prime is 2111424200461. The reversal of 2111424200434 is 4340024241112.

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

It can be written as a sum of positive squares in only one way, i.e., 1393332356025 + 718091844409 = 1180395^2 + 847403^2 .

It is a super-2 number, since 2×2111424200434² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527856050107 + ... + 527856050110.

Almost surely, 2^{2111424200434} is an apocalyptic number.

2111424200434 is a deficient number, since it is larger than the sum of its proper divisors (1055712100220).

2111424200434 is a wasteful number, since it uses less digits than its factorization.

2111424200434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055712100219.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 2111424200434 its reverse (4340024241112), we get a palindrome (6451448441546).

The spelling of 2111424200434 in words is "two trillion, one hundred eleven billion, four hundred twenty-four million, two hundred thousand, four hundred thirty-four".