2111226936 has 192 divisors, whose sum is σ = 6655128480. Its totient is φ = 553190400.

The previous prime is 2111226881. The next prime is 2111226967. The reversal of 2111226936 is 6396221112.

It is a junction number, because it is equal to n+sod(n) for n = 2111226897 and 2111226906.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3011386 + ... + 3012086.

Almost surely, 2^2111226936 is an apocalyptic number.

2111226936 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2111226936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3327564240).

2111226936 is an abundant number, since it is smaller than the sum of its proper divisors (4543901544).

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

2111226936 is a wasteful number, since it uses less digits than its factorization.

2111226936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934 (or 923 counting only the distinct ones).

The product of its digits is 7776, while the sum is 33.

The square root of 2111226936 is about 45948.0895794374. The cubic root of 2111226936 is about 1282.8571706395.

The spelling of 2111226936 in words is "two billion, one hundred eleven million, two hundred twenty-six thousand, nine hundred thirty-six".