2311200216 has 96 divisors (see below), whose sum is σ = 6990743760. Its totient is φ = 711130752.

The previous prime is 2311200197. The next prime is 2311200233. The reversal of 2311200216 is 6120021132.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20455 + ... + 70998.

Almost surely, 2^2311200216 is an apocalyptic number.

2311200216 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2311200216 is an abundant number, since it is smaller than the sum of its proper divisors (4679543544).

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

2311200216 is a wasteful number, since it uses less digits than its factorization.

2311200216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91487 (or 91471 counting only the distinct ones).

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

The square root of 2311200216 is about 48074.9437441169. The cubic root of 2311200216 is about 1322.1453131213.

Adding to 2311200216 its reverse (6120021132), we get a palindrome (8431221348).

The spelling of 2311200216 in words is "two billion, three hundred eleven million, two hundred thousand, two hundred sixteen".