1000222011012 has 48 divisors (see below), whose sum is σ = 2667378422912. Its totient is φ = 285764889600.

The previous prime is 1000222011007. The next prime is 1000222011031. The reversal of 1000222011012 is 2101102220001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1701012 + ... + 2212212.

Almost surely, 2^{1000222011012} is an apocalyptic number.

1000222011012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000222011012 is an abundant number, since it is smaller than the sum of its proper divisors (1667156411900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000222011012 is a wasteful number, since it uses less digits than its factorization.

1000222011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534508 (or 534506 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1000222011012 its reverse (2101102220001), we get a palindrome (3101324231013).

The spelling of 1000222011012 in words is "one trillion, two hundred twenty-two million, eleven thousand, twelve".