1111228126806 has 32 divisors (see below), whose sum is σ = 2556128044800. Its totient is φ = 315471495456.

The previous prime is 1111228126747. The next prime is 1111228126807. The reversal of 1111228126806 is 6086218221111.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111228126807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84253956 + ... + 84267143.

It is an arithmetic number, because the mean of its divisors is an integer number (79879001400).

Almost surely, 2^{1111228126806} is an apocalyptic number.

1111228126806 is an abundant number, since it is smaller than the sum of its proper divisors (1444899917994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111228126806 is a wasteful number, since it uses less digits than its factorization.

1111228126806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168521268.

The product of its (nonzero) digits is 18432, while the sum is 39.

The spelling of 1111228126806 in words is "one trillion, one hundred eleven billion, two hundred twenty-eight million, one hundred twenty-six thousand, eight hundred six".