1001212112 has 10 divisors (see below), whose sum is σ = 1939848498. Its totient is φ = 500606048.

The previous prime is 1001212111. The next prime is 1001212181. The reversal of 1001212112 is 2112121001.

1001212112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 950858896 + 50353216 = 30836^2 + 7096^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1001212093 and 1001212102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001212111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31287863 + ... + 31287894.

Almost surely, 2^1001212112 is an apocalyptic number.

It is an amenable number.

1001212112 is a deficient number, since it is larger than the sum of its proper divisors (938636386).

1001212112 is an equidigital number, since it uses as much as digits as its factorization.

1001212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62575765 (or 62575759 counting only the distinct ones).

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

The square root of 1001212112 is about 31641.9359711128. The cubic root of 1001212112 is about 1000.4038741970.

Adding to 1001212112 its reverse (2112121001), we get a palindrome (3113333113).

The spelling of 1001212112 in words is "one billion, one million, two hundred twelve thousand, one hundred twelve".