11452241020 has 72 divisors (see below), whose sum is σ = 26883183600. Its totient is φ = 4093816320.

The previous prime is 11452240973. The next prime is 11452241023. The reversal of 11452241020 is 2014225411.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 11452240982 and 11452241000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11452241023) 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, 102676 + ... + 182884.

It is an arithmetic number, because the mean of its divisors is an integer number (373377550).

Almost surely, 2^11452241020 is an apocalyptic number.

11452241020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11452241020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13441591800).

11452241020 is an abundant number, since it is smaller than the sum of its proper divisors (15430942580).

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

11452241020 is a wasteful number, since it uses less digits than its factorization.

11452241020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80299 (or 80286 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 11452241020 its reverse (2014225411), we get a palindrome (13466466431).

The spelling of 11452241020 in words is "eleven billion, four hundred fifty-two million, two hundred forty-one thousand, twenty".