1244011020010 has 48 divisors (see below), whose sum is σ = 2468344473000. Its totient is φ = 451071308160.

The previous prime is 1244011019963. The next prime is 1244011020011. The reversal of 1244011020010 is 100201104421.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 816921322569 + 427089697441 = 903837^2 + 653521^2 .

It is not an unprimeable number, because it can be changed into a prime (1244011020011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1050645 + ... + 1895224.

Almost surely, 2^{1244011020010} is an apocalyptic number.

1244011020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1244011020010 is a deficient number, since it is larger than the sum of its proper divisors (1224333452990).

1244011020010 is a wasteful number, since it uses less digits than its factorization.

1244011020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946247 (or 2946236 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1244011020010 its reverse (100201104421), we get a palindrome (1344212124431).

It can be divided in two parts, 124401 and 1020010, that added together give a palindrome (1144411).

The spelling of 1244011020010 in words is "one trillion, two hundred forty-four billion, eleven million, twenty thousand, ten".