2216103232 has 56 divisors (see below), whose sum is σ = 5062630464. Its totient is φ = 942799872.

The previous prime is 2216103223. The next prime is 2216103233. The reversal of 2216103232 is 2323016122.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×2216103232² = 9822227069761691648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216103233) 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, 43323 + ... + 79429.

Almost surely, 2^2216103232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2216103232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2531315232).

2216103232 is an abundant number, since it is smaller than the sum of its proper divisors (2846527232).

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

2216103232 is a wasteful number, since it uses less digits than its factorization.

2216103232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36263 (or 36253 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2216103232 is about 47075.5056478420. The cubic root of 2216103232 is about 1303.7570275091.

Adding to 2216103232 its reverse (2323016122), we get a palindrome (4539119354).

The spelling of 2216103232 in words is "two billion, two hundred sixteen million, one hundred three thousand, two hundred thirty-two".