1000311112 has 16 divisors (see below), whose sum is σ = 1921329900. Its totient is φ = 487956480.

The previous prime is 1000311097. The next prime is 1000311157. The reversal of 1000311112 is 2111130001.

It can be written as a sum of positive squares in 2 ways, for example, as 811908036 + 188403076 = 28494^2 + 13726^2 .

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, 1524537 + ... + 1525192.

Almost surely, 2^1000311112 is an apocalyptic number.

It is an amenable number.

1000311112 is a deficient number, since it is larger than the sum of its proper divisors (921018788).

1000311112 is a wasteful number, since it uses less digits than its factorization.

1000311112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3049776 (or 3049772 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1000311112 is about 31627.6953317816. The cubic root of 1000311112 is about 1000.1036932473.

Adding to 1000311112 its reverse (2111130001), we get a palindrome (3111441113).

It can be divided in two parts, 10003 and 11112, that added together give a triangular number (21115 = T₂₀₅).

The spelling of 1000311112 in words is "one billion, three hundred eleven thousand, one hundred twelve".