11443821030 has 96 divisors (see below), whose sum is σ = 31423392000. Its totient is φ = 2881521216.

The previous prime is 11443821023. The next prime is 11443821047. The reversal of 11443821030 is 3012834411.

11443821030 is a `hidden beast` number, since 1 + 1 + 443 + 8 + 210 + 3 + 0 = 666.

It is a super-2 number, since 2×11443821030² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11443820985 and 11443821003.

It is a congruent number.

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, 514071 + ... + 535869.

It is an arithmetic number, because the mean of its divisors is an integer number (327327000).

Almost surely, 2^11443821030 is an apocalyptic number.

11443821030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11443821030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15711696000).

11443821030 is an abundant number, since it is smaller than the sum of its proper divisors (19979570970).

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

11443821030 is a wasteful number, since it uses less digits than its factorization.

11443821030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22138 (or 22135 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 11443821030 in words is "eleven billion, four hundred forty-three million, eight hundred twenty-one thousand, thirty".