11303211040 has 96 divisors (see below), whose sum is σ = 29300636736. Its totient is φ = 4086389760.

The previous prime is 11303211037. The next prime is 11303211043. The reversal of 11303211040 is 4011230311.

It is an interprime number because it is at equal distance from previous prime (11303211037) and next prime (11303211043).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (11303211043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285919 + ... + 323041.

It is an arithmetic number, because the mean of its divisors is an integer number (305214966).

Almost surely, 2^11303211040 is an apocalyptic number.

11303211040 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 11303211040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14650318368).

11303211040 is an abundant number, since it is smaller than the sum of its proper divisors (17997425696).

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

11303211040 is a wasteful number, since it uses less digits than its factorization.

11303211040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37322 (or 37314 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11303211040 its reverse (4011230311), we get a palindrome (15314441351).

The spelling of 11303211040 in words is "eleven billion, three hundred three million, two hundred eleven thousand, forty".