2141531022 has 16 divisors (see below), whose sum is σ = 4313877120. Its totient is φ = 708707832.

The previous prime is 2141531011. The next prime is 2141531053. The reversal of 2141531022 is 2201351412.

It is a self number, because there is not a number n which added to its sum of digits gives 2141531022.

It is a congruent number.

It is an unprimeable number.

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, 1283058 + ... + 1284725.

It is an arithmetic number, because the mean of its divisors is an integer number (269617320).

Almost surely, 2^2141531022 is an apocalyptic number.

2141531022 is an abundant number, since it is smaller than the sum of its proper divisors (2172346098).

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

2141531022 is a wasteful number, since it uses less digits than its factorization.

2141531022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567927.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2141531022 is about 46276.6790295069. The cubic root of 2141531022 is about 1288.9659846863.

Adding to 2141531022 its reverse (2201351412), we get a palindrome (4342882434).

The spelling of 2141531022 in words is "two billion, one hundred forty-one million, five hundred thirty-one thousand, twenty-two".