2105433042 has 16 divisors (see below), whose sum is σ = 4211393472. Its totient is φ = 701723120.

The previous prime is 2105433007. The next prime is 2105433047. The reversal of 2105433042 is 2403345012.

It is not an unprimeable number, because it can be changed into a prime (2105433047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46192 + ... + 79652.

It is an arithmetic number, because the mean of its divisors is an integer number (263212092).

Almost surely, 2^2105433042 is an apocalyptic number.

2105433042 is an abundant number, since it is smaller than the sum of its proper divisors (2105960430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2105433042 is a wasteful number, since it uses less digits than its factorization.

2105433042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43953.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2105433042 is about 45884.9980058842. The cubic root of 2105433042 is about 1281.6825695885.

Adding to 2105433042 its reverse (2403345012), we get a palindrome (4508778054).

The spelling of 2105433042 in words is "two billion, one hundred five million, four hundred thirty-three thousand, forty-two".