2132221311 has 96 divisors (see below), whose sum is σ = 3701775168. Its totient is φ = 1167851520.

The previous prime is 2132221309. The next prime is 2132221313. The reversal of 2132221311 is 1131222312.

2132221311 is a `hidden beast` number, since 2 + 132 + 221 + 311 = 666.

It is an interprime number because it is at equal distance from previous prime (2132221309) and next prime (2132221313).

It is not a de Polignac number, because 2132221311 - 2¹ = 2132221309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132221313) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6040111 + ... + 6040463.

It is an arithmetic number, because the mean of its divisors is an integer number (38560158).

Almost surely, 2^2132221311 is an apocalyptic number.

2132221311 is a deficient number, since it is larger than the sum of its proper divisors (1569553857).

2132221311 is a wasteful number, since it uses less digits than its factorization.

2132221311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521 (or 518 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 2132221311 is about 46175.9819711503. The cubic root of 2132221311 is about 1287.0954643988.

Adding to 2132221311 its reverse (1131222312), we get a palindrome (3263443623).

The spelling of 2132221311 in words is "two billion, one hundred thirty-two million, two hundred twenty-one thousand, three hundred eleven".