11421430350 has 96 divisors (see below), whose sum is σ = 31323780864. Its totient is φ = 2730873600.

The previous prime is 11421430327. The next prime is 11421430387. The reversal of 11421430350 is 5303412411.

It is a happy number.

It is a super-2 number, since 2×11421430350² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11421430350.

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, 73039 + ... + 167861.

It is an arithmetic number, because the mean of its divisors is an integer number (326289384).

Almost surely, 2^11421430350 is an apocalyptic number.

11421430350 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 11421430350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15661890432).

11421430350 is an abundant number, since it is smaller than the sum of its proper divisors (19902350514).

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

11421430350 is a wasteful number, since it uses less digits than its factorization.

11421430350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94922 (or 94917 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 11421430350 its reverse (5303412411), we get a palindrome (16724842761).

The spelling of 11421430350 in words is "eleven billion, four hundred twenty-one million, four hundred thirty thousand, three hundred fifty".