11311033002231 has 8 divisors (see below), whose sum is σ = 15306472520704. Its totient is φ = 7428141075960.

The previous prime is 11311033002229. The next prime is 11311033002239. The reversal of 11311033002231 is 13220033011311.

It is a happy number.

11311033002231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11311033002231 - 2¹ = 11311033002229 is a prime.

It is a super-2 number, since 2×11311033002231² (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 = 11311033002198 and 11311033002207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311033002239) 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, 28136897815 + ... + 28136898216.

It is an arithmetic number, because the mean of its divisors is an integer number (1913309065088).

Almost surely, 2^{11311033002231} is an apocalyptic number.

11311033002231 is a deficient number, since it is larger than the sum of its proper divisors (3995439518473).

11311033002231 is an equidigital number, since it uses as much as digits as its factorization.

11311033002231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56273796101.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 11311033002231 its reverse (13220033011311), we get a palindrome (24531066013542).

The spelling of 11311033002231 in words is "eleven trillion, three hundred eleven billion, thirty-three million, two thousand, two hundred thirty-one".