11023233312231 has 80 divisors (see below), whose sum is σ = 19128290227200. Its totient is φ = 6196129722432.

The previous prime is 11023233312211. The next prime is 11023233312277. The reversal of 11023233312231 is 13221333232011.

11023233312231 is a `hidden beast` number, since 1 + 1 + 0 + 2 + 323 + 3 + 312 + 23 + 1 = 666.

It is not a de Polignac number, because 11023233312231 - 2⁵ = 11023233312199 is a prime.

It is a super-2 number, since 2×11023233312231² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11023233312195 and 11023233312204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11023233312211) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 11591896 + ... + 12506738.

It is an arithmetic number, because the mean of its divisors is an integer number (239103627840).

Almost surely, 2^{11023233312231} is an apocalyptic number.

11023233312231 is a deficient number, since it is larger than the sum of its proper divisors (8105056914969).

11023233312231 is an equidigital number, since it uses as much as digits as its factorization.

11023233312231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915210 (or 915201 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 11023233312231 its reverse (13221333232011), we get a palindrome (24244566544242).

The spelling of 11023233312231 in words is "eleven trillion, twenty-three billion, two hundred thirty-three million, three hundred twelve thousand, two hundred thirty-one".