2103135402 has 16 divisors (see below), whose sum is σ = 4263891840. Its totient is φ = 691441632.

The previous prime is 2103135401. The next prime is 2103135431. The reversal of 2103135402 is 2045313012.

It is not an unprimeable number, because it can be changed into a prime (2103135401) 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, 2400402 + ... + 2401277.

It is an arithmetic number, because the mean of its divisors is an integer number (266493240).

Almost surely, 2^2103135402 is an apocalyptic number.

2103135402 is an abundant number, since it is smaller than the sum of its proper divisors (2160756438).

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

2103135402 is a wasteful number, since it uses less digits than its factorization.

2103135402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801757.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2103135402 is about 45859.9542302432. The cubic root of 2103135402 is about 1281.2161703636.

Adding to 2103135402 its reverse (2045313012), we get a palindrome (4148448414).

The spelling of 2103135402 in words is "two billion, one hundred three million, one hundred thirty-five thousand, four hundred two".