11331011222031 has 8 divisors (see below), whose sum is σ = 15108149655040. Its totient is φ = 7553940135192.

The previous prime is 11331011222029. The next prime is 11331011222081. The reversal of 11331011222031 is 13022211013311.

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

It is not a de Polignac number, because 11331011222031 - 2¹ = 11331011222029 is a prime.

It is a super-2 number, since 2×11331011222031² (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 = 11331011221989 and 11331011222007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331011222081) 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, 16442641 + ... + 17117898.

It is an arithmetic number, because the mean of its divisors is an integer number (1888518706880).

Almost surely, 2^{11331011222031} is an apocalyptic number.

11331011222031 is a deficient number, since it is larger than the sum of its proper divisors (3777138433009).

11331011222031 is a wasteful number, since it uses less digits than its factorization.

11331011222031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33673085.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11331011222031 its reverse (13022211013311), we get a palindrome (24353222235342).

The spelling of 11331011222031 in words is "eleven trillion, three hundred thirty-one billion, eleven million, two hundred twenty-two thousand, thirty-one".