2102434043 has 16 divisors (see below), whose sum is σ = 2211096576. Its totient is φ = 1996686720.

The previous prime is 2102434027. The next prime is 2102434057. The reversal of 2102434043 is 3404342012.

It is a cyclic number.

It is not a de Polignac number, because 2102434043 - 2⁴ = 2102434027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102431043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357896 + ... + 363722.

It is an arithmetic number, because the mean of its divisors is an integer number (138193536).

Almost surely, 2^2102434043 is an apocalyptic number.

2102434043 is a deficient number, since it is larger than the sum of its proper divisors (108662533).

2102434043 is a wasteful number, since it uses less digits than its factorization.

2102434043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6074.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2102434043 is about 45852.3068449124. The cubic root of 2102434043 is about 1281.0737334417.

Adding to 2102434043 its reverse (3404342012), we get a palindrome (5506776055).

The spelling of 2102434043 in words is "two billion, one hundred two million, four hundred thirty-four thousand, forty-three".