2102101402 has 16 divisors (see below), whose sum is σ = 3199435200. Its totient is φ = 1035640480.

The previous prime is 2102101369. The next prime is 2102101429. The reversal of 2102101402 is 2041012012.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328974 + ... + 335302.

It is an arithmetic number, because the mean of its divisors is an integer number (199964700).

Almost surely, 2^2102101402 is an apocalyptic number.

2102101402 is a deficient number, since it is larger than the sum of its proper divisors (1097333798).

2102101402 is a wasteful number, since it uses less digits than its factorization.

2102101402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8741.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2102101402 is about 45848.6793921046. The cubic root of 2102101402 is about 1281.0061672914.

Adding to 2102101402 its reverse (2041012012), we get a palindrome (4143113414).

The spelling of 2102101402 in words is "two billion, one hundred two million, one hundred one thousand, four hundred two".