1001211010112 has 28 divisors (see below), whose sum is σ = 1989783897996. Its totient is φ = 499848138240.

The previous prime is 1001211010103. The next prime is 1001211010157. The reversal of 1001211010112 is 2110101121001.

It can be written as a sum of positive squares in 2 ways, for example, as 543499226176 + 457711783936 = 737224^2 + 676544^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1001211010093 and 1001211010102.

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, 11791223 + ... + 11875830.

Almost surely, 2^{1001211010112} is an apocalyptic number.

It is an amenable number.

1001211010112 is a deficient number, since it is larger than the sum of its proper divisors (988572887884).

1001211010112 is an equidigital number, since it uses as much as digits as its factorization.

1001211010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23667726 (or 23667716 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1001211010112 its reverse (2110101121001), we get a palindrome (3111312131113).

It can be divided in two parts, 1001 and 211010112, that multiplied together give a palindrome (211221122112).

The spelling of 1001211010112 in words is "one trillion, one billion, two hundred eleven million, ten thousand, one hundred twelve".