11303156000 has 96 divisors (see below), whose sum is σ = 28729799280. Its totient is φ = 4365312000.

The previous prime is 11303155973. The next prime is 11303156003. The reversal of 11303156000 is 65130311.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 161086864 + 11142069136 = 12692^2 + 105556^2 .

It is a super-2 number, since 2×11303156000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (11303156003) 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, 67280 + ... + 164720.

Almost surely, 2^11303156000 is an apocalyptic number.

11303156000 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 11303156000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14364899640).

11303156000 is an abundant number, since it is smaller than the sum of its proper divisors (17426643280).

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

11303156000 is an equidigital number, since it uses as much as digits as its factorization.

11303156000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97495 (or 97477 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

Adding to 11303156000 its reverse (65130311), we get a palindrome (11368286311).

The spelling of 11303156000 in words is "eleven billion, three hundred three million, one hundred fifty-six thousand".