2111330261266 has 8 divisors (see below), whose sum is σ = 3167746055280. Its totient is φ = 1055414909508.

The previous prime is 2111330261129. The next prime is 2111330261267. The reversal of 2111330261266 is 6621620331112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2111330261267) 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, 125100016 + ... + 125116891.

It is an arithmetic number, because the mean of its divisors is an integer number (395968256910).

Almost surely, 2^{2111330261266} is an apocalyptic number.

2111330261266 is a deficient number, since it is larger than the sum of its proper divisors (1056415794014).

2111330261266 is a wasteful number, since it uses less digits than its factorization.

2111330261266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250221128.

The product of its (nonzero) digits is 15552, while the sum is 34.

Adding to 2111330261266 its reverse (6621620331112), we get a palindrome (8732950592378).

The spelling of 2111330261266 in words is "two trillion, one hundred eleven billion, three hundred thirty million, two hundred sixty-one thousand, two hundred sixty-six".