11342322320 has 80 divisors (see below), whose sum is σ = 30166069248. Its totient is φ = 3885196800.

The previous prime is 11342322317. The next prime is 11342322337. The reversal of 11342322320 is 2322324311.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×11342322320² (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 15 ways as a sum of consecutive naturals, for example, 635762 + ... + 653358.

Almost surely, 2^11342322320 is an apocalyptic number.

11342322320 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 11342322320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15083034624).

11342322320 is an abundant number, since it is smaller than the sum of its proper divisors (18823746928).

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

11342322320 is a wasteful number, since it uses less digits than its factorization.

11342322320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18768 (or 18762 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 11342322320 its reverse (2322324311), we get a palindrome (13664646631).

The spelling of 11342322320 in words is "eleven billion, three hundred forty-two million, three hundred twenty-two thousand, three hundred twenty".