11211166435 has 12 divisors (see below), whose sum is σ = 15649873488. Its totient is φ = 7687656816.

The previous prime is 11211166339. The next prime is 11211166451. The reversal of 11211166435 is 53466111211.

It is not a de Polignac number, because 11211166435 - 2⁹ = 11211165923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11211166397 and 11211166406.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22879687 + ... + 22880176.

It is an arithmetic number, because the mean of its divisors is an integer number (1304156124).

Almost surely, 2^11211166435 is an apocalyptic number.

11211166435 is a deficient number, since it is larger than the sum of its proper divisors (4438707053).

11211166435 is an equidigital number, since it uses as much as digits as its factorization.

11211166435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45759882 (or 45759875 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

Adding to 11211166435 its reverse (53466111211), we get a palindrome (64677277646).

The spelling of 11211166435 in words is "eleven billion, two hundred eleven million, one hundred sixty-six thousand, four hundred thirty-five".