2220001132516 has 12 divisors (see below), whose sum is σ = 3885061860540. Its totient is φ = 1109983458080.

The previous prime is 2220001132499. The next prime is 2220001132519. The reversal of 2220001132516 is 6152311000222.

It can be written as a sum of positive squares in 2 ways, for example, as 1002509572516 + 1217491560000 = 1001254^2 + 1103400^2 .

It is not an unprimeable number, because it can be changed into a prime (2220001132519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3982831 + ... + 4505878.

It is an arithmetic number, because the mean of its divisors is an integer number (323755155045).

Almost surely, 2^{2220001132516} is an apocalyptic number.

It is an amenable number.

2220001132516 is a deficient number, since it is larger than the sum of its proper divisors (1665060728024).

2220001132516 is a wasteful number, since it uses less digits than its factorization.

2220001132516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8554094 (or 8554092 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 2220001132516 its reverse (6152311000222), we get a palindrome (8372312132738).

The spelling of 2220001132516 in words is "two trillion, two hundred twenty billion, one million, one hundred thirty-two thousand, five hundred sixteen".