2163443116 has 12 divisors (see below), whose sum is σ = 3786777288. Its totient is φ = 1081506752.

The previous prime is 2163443101. The next prime is 2163443131. The reversal of 2163443116 is 6113443612.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2163443101) and next prime (2163443131).

It is a super-2 number, since 2×2163443116² = 9360972232335578912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29866 + ... + 72241.

It is an arithmetic number, because the mean of its divisors is an integer number (315564774).

Almost surely, 2^2163443116 is an apocalyptic number.

It is an amenable number.

2163443116 is a deficient number, since it is larger than the sum of its proper divisors (1623334172).

2163443116 is a wasteful number, since it uses less digits than its factorization.

2163443116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107408 (or 107406 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 2163443116 is about 46512.8274350205. The cubic root of 2163443116 is about 1293.3472983282.

Adding to 2163443116 its reverse (6113443612), we get a palindrome (8276886728).

The spelling of 2163443116 in words is "two billion, one hundred sixty-three million, four hundred forty-three thousand, one hundred sixteen".