11221313032231 has 16 divisors (see below), whose sum is σ = 12156834614400. Its totient is φ = 10324625797728.

The previous prime is 11221313032151. The next prime is 11221313032249. The reversal of 11221313032231 is 13223031312211.

It is a cyclic number.

It is not a de Polignac number, because 11221313032231 - 2³⁵ = 11186953293863 is a prime.

It is a super-2 number, since 2×11221313032231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11221313032196 and 11221313032205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221313032261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60208716 + ... + 60394801.

It is an arithmetic number, because the mean of its divisors is an integer number (759802163400).

Almost surely, 2^{11221313032231} is an apocalyptic number.

11221313032231 is a deficient number, since it is larger than the sum of its proper divisors (935521582169).

11221313032231 is a wasteful number, since it uses less digits than its factorization.

11221313032231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120603678.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11221313032231 its reverse (13223031312211), we get a palindrome (24444344344442).

The spelling of 11221313032231 in words is "eleven trillion, two hundred twenty-one billion, three hundred thirteen million, thirty-two thousand, two hundred thirty-one".