2101211132 has 24 divisors (see below), whose sum is σ = 3830667120. Its totient is φ = 1007603840.

The previous prime is 2101211113. The next prime is 2101211141. The reversal of 2101211132 is 2311121012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98903 + ... + 118254.

It is an arithmetic number, because the mean of its divisors is an integer number (159611130).

Almost surely, 2^2101211132 is an apocalyptic number.

It is an amenable number.

2101211132 is a deficient number, since it is larger than the sum of its proper divisors (1729455988).

2101211132 is a wasteful number, since it uses less digits than its factorization.

2101211132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217261 (or 217259 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 2101211132 is about 45838.9695782966. The cubic root of 2101211132 is about 1280.8253002797.

Adding to 2101211132 its reverse (2311121012), we get a palindrome (4412332144).

The spelling of 2101211132 in words is "two billion, one hundred one million, two hundred eleven thousand, one hundred thirty-two".