11063203620 has 144 divisors (see below), whose sum is σ = 36666284928. Its totient is φ = 2441456640.

The previous prime is 11063203583. The next prime is 11063203643. The reversal of 11063203620 is 2630236011.

It is a happy number.

It is a super-2 number, since 2×11063203620² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 337560 + ... + 368880.

Almost surely, 2^11063203620 is an apocalyptic number.

11063203620 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 11063203620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18333142464).

11063203620 is an abundant number, since it is smaller than the sum of its proper divisors (25603081308).

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

11063203620 is a wasteful number, since it uses less digits than its factorization.

11063203620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31398 (or 31367 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 11063203620 its reverse (2630236011), we get a palindrome (13693439631).

The spelling of 11063203620 in words is "eleven billion, sixty-three million, two hundred three thousand, six hundred twenty".