11112022331 has 8 divisors (see below), whose sum is σ = 11216805600. Its totient is φ = 11007290880.

The previous prime is 11112022247. The next prime is 11112022351. The reversal of 11112022331 is 13322021111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11112022331 is a prime.

It is a super-2 number, since 2×11112022331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112022351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520475 + ... + 541403.

It is an arithmetic number, because the mean of its divisors is an integer number (1402100700).

Almost surely, 2^11112022331 is an apocalyptic number.

11112022331 is a deficient number, since it is larger than the sum of its proper divisors (104783269).

11112022331 is a wasteful number, since it uses less digits than its factorization.

11112022331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25909.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11112022331 its reverse (13322021111), we get a palindrome (24434043442).

The spelling of 11112022331 in words is "eleven billion, one hundred twelve million, twenty-two thousand, three hundred thirty-one".