2215052211 has 8 divisors (see below), whose sum is σ = 2958319504. Its totient is φ = 1474243200.

The previous prime is 2215052197. The next prime is 2215052251. The reversal of 2215052211 is 1122505122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2215052211 - 2¹⁰ = 2215051187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2215052251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612466 + ... + 616071.

It is an arithmetic number, because the mean of its divisors is an integer number (369789938).

Almost surely, 2^2215052211 is an apocalyptic number.

2215052211 is a deficient number, since it is larger than the sum of its proper divisors (743267293).

2215052211 is a wasteful number, since it uses less digits than its factorization.

2215052211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229141.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 2215052211 is about 47064.3411831080. The cubic root of 2215052211 is about 1303.5508859845.

Adding to 2215052211 its reverse (1122505122), we get a palindrome (3337557333).

The spelling of 2215052211 in words is "two billion, two hundred fifteen million, fifty-two thousand, two hundred eleven".