11442222330 has 128 divisors (see below), whose sum is σ = 34577197056. Its totient is φ = 2354016000.

The previous prime is 11442222277. The next prime is 11442222343. The reversal of 11442222330 is 3322224411.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11442222330.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 208789 + ... + 257831.

It is an arithmetic number, because the mean of its divisors is an integer number (270134352).

Almost surely, 2^11442222330 is an apocalyptic number.

11442222330 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 11442222330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17288598528).

11442222330 is an abundant number, since it is smaller than the sum of its proper divisors (23134974726).

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

11442222330 is a wasteful number, since it uses less digits than its factorization.

11442222330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49172.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 11442222330 its reverse (3322224411), we get a palindrome (14764446741).

The spelling of 11442222330 in words is "eleven billion, four hundred forty-two million, two hundred twenty-two thousand, three hundred thirty".