2102131168 has 12 divisors (see below), whose sum is σ = 4138570800. Its totient is φ = 1051065568.

The previous prime is 2102131159. The next prime is 2102131169. The reversal of 2102131168 is 8611312012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102131169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32845768 + ... + 32845831.

It is an arithmetic number, because the mean of its divisors is an integer number (344880900).

Almost surely, 2^2102131168 is an apocalyptic number.

It is an amenable number.

2102131168 is a deficient number, since it is larger than the sum of its proper divisors (2036439632).

2102131168 is an equidigital number, since it uses as much as digits as its factorization.

2102131168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65691609 (or 65691601 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 2102131168 is about 45849.0040022681. The cubic root of 2102131168 is about 1281.0122136615.

The spelling of 2102131168 in words is "two billion, one hundred two million, one hundred thirty-one thousand, one hundred sixty-eight".