11023133103231 has 4 divisors (see below), whose sum is σ = 14697510804312. Its totient is φ = 7348755402152.

The previous prime is 11023133103217. The next prime is 11023133103251. The reversal of 11023133103231 is 13230133132011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11023133103231 - 2¹⁰ = 11023133102207 is a prime.

It is a super-2 number, since 2×11023133103231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11023133103251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1837188850536 + ... + 1837188850541.

It is an arithmetic number, because the mean of its divisors is an integer number (3674377701078).

Almost surely, 2^{11023133103231} is an apocalyptic number.

11023133103231 is a deficient number, since it is larger than the sum of its proper divisors (3674377701081).

11023133103231 is an equidigital number, since it uses as much as digits as its factorization.

11023133103231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3674377701080.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 11023133103231 its reverse (13230133132011), we get a palindrome (24253266235242).

The spelling of 11023133103231 in words is "eleven trillion, twenty-three billion, one hundred thirty-three million, one hundred three thousand, two hundred thirty-one".