11222121302331 has 8 divisors (see below), whose sum is σ = 14963688751440. Its totient is φ = 7480984027392.

The previous prime is 11222121302323. The next prime is 11222121302369. The reversal of 11222121302331 is 13320312122211.

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

It is not a de Polignac number, because 11222121302331 - 2³ = 11222121302323 is a prime.

It is a super-2 number, since 2×11222121302331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11222121302311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107482666 + ... + 107587023.

It is an arithmetic number, because the mean of its divisors is an integer number (1870461093930).

Almost surely, 2^{11222121302331} is an apocalyptic number.

11222121302331 is a deficient number, since it is larger than the sum of its proper divisors (3741567449109).

11222121302331 is a wasteful number, since it uses less digits than its factorization.

11222121302331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215087085.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11222121302331 its reverse (13320312122211), we get a palindrome (24542433424542).

The spelling of 11222121302331 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty-one million, three hundred two thousand, three hundred thirty-one".