2102042235 has 16 divisors (see below), whose sum is σ = 3479243040. Its totient is φ = 1082430720.

The previous prime is 2102042221. The next prime is 2102042237. The reversal of 2102042235 is 5322402012.

It is not a de Polignac number, because 2102042235 - 2⁹ = 2102041723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102042237) 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, 2415706 + ... + 2416575.

It is an arithmetic number, because the mean of its divisors is an integer number (217452690).

Almost surely, 2^2102042235 is an apocalyptic number.

2102042235 is a deficient number, since it is larger than the sum of its proper divisors (1377200805).

2102042235 is a wasteful number, since it uses less digits than its factorization.

2102042235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4832318.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2102042235 is about 45848.0341454244. The cubic root of 2102042235 is about 1280.9941485240.

Adding to 2102042235 its reverse (5322402012), we get a palindrome (7424444247).

The spelling of 2102042235 in words is "two billion, one hundred two million, forty-two thousand, two hundred thirty-five".