11421230030 has 64 divisors (see below), whose sum is σ = 25151040000. Its totient is φ = 3646850688.

The previous prime is 11421230021. The next prime is 11421230077. The reversal of 11421230030 is 3003212411.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11421229990 and 11421230008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5696 + ... + 151244.

It is an arithmetic number, because the mean of its divisors is an integer number (392985000).

Almost surely, 2^11421230030 is an apocalyptic number.

11421230030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11421230030 is an abundant number, since it is smaller than the sum of its proper divisors (13729809970).

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

11421230030 is a wasteful number, since it uses less digits than its factorization.

11421230030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145641.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11421230030 its reverse (3003212411), we get a palindrome (14424442441).

The spelling of 11421230030 in words is "eleven billion, four hundred twenty-one million, two hundred thirty thousand, thirty".