3111255226 has 8 divisors (see below), whose sum is σ = 4668212160. Its totient is φ = 1555184508.

The previous prime is 3111255211. The next prime is 3111255233. The reversal of 3111255226 is 6225521113.

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

It is a super-2 number, since 2×3111255226² = 19359818162624622152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3111255194 and 3111255203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212706 + ... + 226861.

It is an arithmetic number, because the mean of its divisors is an integer number (583526520).

Almost surely, 2^3111255226 is an apocalyptic number.

3111255226 is a deficient number, since it is larger than the sum of its proper divisors (1556956934).

3111255226 is a wasteful number, since it uses less digits than its factorization.

3111255226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443108.

The product of its digits is 3600, while the sum is 28.

The square root of 3111255226 is about 55778.6269640980. The cubic root of 3111255226 is about 1459.8622541591.

Adding to 3111255226 its reverse (6225521113), we get a palindrome (9336776339).

The spelling of 3111255226 in words is "three billion, one hundred eleven million, two hundred fifty-five thousand, two hundred twenty-six".