11222423004331 has 64 divisors (see below), whose sum is σ = 14474999365632. Its totient is φ = 8443890000000.

The previous prime is 11222423004319. The next prime is 11222423004341. The reversal of 11222423004331 is 13340032422211.

It is a de Polignac number, because none of the positive numbers 2^k-11222423004331 is a prime.

It is a super-2 number, since 2×11222423004331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11222423004331.

It is not an unprimeable number, because it can be changed into a prime (11222423004341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3451989456 + ... + 3451992706.

It is an arithmetic number, because the mean of its divisors is an integer number (226171865088).

Almost surely, 2^{11222423004331} is an apocalyptic number.

11222423004331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11222423004331 is a deficient number, since it is larger than the sum of its proper divisors (3252576361301).

11222423004331 is a wasteful number, since it uses less digits than its factorization.

11222423004331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6064.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 11222423004331 its reverse (13340032422211), we get a palindrome (24562455426542).

The spelling of 11222423004331 in words is "eleven trillion, two hundred twenty-two billion, four hundred twenty-three million, four thousand, three hundred thirty-one".