11012140244 has 36 divisors (see below), whose sum is σ = 23023466676. Its totient is φ = 4591931904.

The previous prime is 11012140219. The next prime is 11012140277. The reversal of 11012140244 is 44204121011.

It can be written as a sum of positive squares in 2 ways, for example, as 10530864400 + 481275844 = 102620^2 + 21938^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 751997 + ... + 766500.

It is an arithmetic number, because the mean of its divisors is an integer number (639540741).

Almost surely, 2^11012140244 is an apocalyptic number.

11012140244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11012140244 is an abundant number, since it is smaller than the sum of its proper divisors (12011326432).

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

11012140244 is a wasteful number, since it uses less digits than its factorization.

11012140244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518552 (or 1518543 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11012140244 its reverse (44204121011), we get a palindrome (55216261255).

The spelling of 11012140244 in words is "eleven billion, twelve million, one hundred forty thousand, two hundred forty-four".