1012244422100 has 18 divisors (see below), whose sum is σ = 2196570396174. Its totient is φ = 404897768800.

The previous prime is 1012244422099. The next prime is 1012244422103. The reversal of 1012244422100 is 12244422101.

It can be written as a sum of positive squares in 3 ways, for example, as 9134007184 + 1003110414916 = 95572^2 + 1001554^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012244422103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5061222011 + ... + 5061222210.

Almost surely, 2^{1012244422100} is an apocalyptic number.

1012244422100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012244422100 is an abundant number, since it is smaller than the sum of its proper divisors (1184325974074).

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

1012244422100 is a wasteful number, since it uses less digits than its factorization.

1012244422100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10122444235 (or 10122444228 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 1012244422100 its reverse (12244422101), we get a palindrome (1024488844201).

Subtracting from 1012244422100 its reverse (12244422101), we obtain a palindrome (999999999999).

The spelling of 1012244422100 in words is "one trillion, twelve billion, two hundred forty-four million, four hundred twenty-two thousand, one hundred".