2141331402 has 16 divisors (see below), whose sum is σ = 4894471872. Its totient is φ = 611808960.

The previous prime is 2141331397. The next prime is 2141331403. The reversal of 2141331402 is 2041331412.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2141331403) 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 in 7 ways as a sum of consecutive naturals, for example, 25491999 + ... + 25492082.

It is an arithmetic number, because the mean of its divisors is an integer number (305904492).

Almost surely, 2^2141331402 is an apocalyptic number.

2141331402 is an abundant number, since it is smaller than the sum of its proper divisors (2753140470).

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

2141331402 is a wasteful number, since it uses less digits than its factorization.

2141331402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50984093.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2141331402 is about 46274.5221693320. The cubic root of 2141331402 is about 1288.9259336850.

Adding to 2141331402 its reverse (2041331412), we get a palindrome (4182662814).

The spelling of 2141331402 in words is "two billion, one hundred forty-one million, three hundred thirty-one thousand, four hundred two".