2266121115 has 96 divisors (see below), whose sum is σ = 4214021760. Its totient is φ = 1124057088.

The previous prime is 2266121087. The next prime is 2266121119. The reversal of 2266121115 is 5111216622.

2266121115 is a `hidden beast` number, since 2 + 26 + 612 + 11 + 15 = 666.

It is not a de Polignac number, because 2266121115 - 2¹⁰ = 2266120091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2266121119) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6724227 + ... + 6724563.

It is an arithmetic number, because the mean of its divisors is an integer number (43896060).

Almost surely, 2^2266121115 is an apocalyptic number.

2266121115 is a deficient number, since it is larger than the sum of its proper divisors (1947900645).

2266121115 is a wasteful number, since it uses less digits than its factorization.

2266121115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533 (or 530 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 2266121115 is about 47603.7930736617. The cubic root of 2266121115 is about 1313.4928281150.

Adding to 2266121115 its reverse (5111216622), we get a palindrome (7377337737).

The spelling of 2266121115 in words is "two billion, two hundred sixty-six million, one hundred twenty-one thousand, one hundred fifteen".