2106401330 has 64 divisors (see below), whose sum is σ = 4281154560. Its totient is φ = 739257600.

The previous prime is 2106401329. The next prime is 2106401357. The reversal of 2106401330 is 331046012.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1898816 + ... + 1899924.

It is an arithmetic number, because the mean of its divisors is an integer number (66893040).

Almost surely, 2^2106401330 is an apocalyptic number.

2106401330 is an abundant number, since it is smaller than the sum of its proper divisors (2174753230).

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

2106401330 is a wasteful number, since it uses less digits than its factorization.

2106401330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2106401330 is about 45895.5480411772. The cubic root of 2106401330 is about 1281.8790212803.

Adding to 2106401330 its reverse (331046012), we get a palindrome (2437447342).

The spelling of 2106401330 in words is "two billion, one hundred six million, four hundred one thousand, three hundred thirty".