1111222010 has 8 divisors (see below), whose sum is σ = 2000199636. Its totient is φ = 444488800.

The previous prime is 1111222003. The next prime is 1111222027. The reversal of 1111222010 is 102221111.

It can be written as a sum of positive squares in 2 ways, for example, as 1093691041 + 17530969 = 33071^2 + 4187^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1111221982 and 1111222000.

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, 55561091 + ... + 55561110.

Almost surely, 2^1111222010 is an apocalyptic number.

1111222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111222010 is a deficient number, since it is larger than the sum of its proper divisors (888977626).

1111222010 is a wasteful number, since it uses less digits than its factorization.

1111222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111122208.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1111222010 is about 33334.9967751611. The cubic root of 1111222010 is about 1035.7786263682.

Adding to 1111222010 its reverse (102221111), we get a palindrome (1213443121).

The spelling of 1111222010 in words is "one billion, one hundred eleven million, two hundred twenty-two thousand, ten".