11023131133021 has 16 divisors (see below), whose sum is σ = 13488790446720. Its totient is φ = 8792693015040.

The previous prime is 11023131133013. The next prime is 11023131133031. The reversal of 11023131133021 is 12033113132011.

It is a cyclic number.

It is not a de Polignac number, because 11023131133021 - 2³ = 11023131133013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11023131132983 and 11023131133001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11023131133031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 520390275 + ... + 520411456.

It is an arithmetic number, because the mean of its divisors is an integer number (843049402920).

Almost surely, 2^{11023131133021} is an apocalyptic number.

It is an amenable number.

11023131133021 is a deficient number, since it is larger than the sum of its proper divisors (2465659313699).

11023131133021 is a wasteful number, since it uses less digits than its factorization.

11023131133021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040801844.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 11023131133021 its reverse (12033113132011), we get a palindrome (23056244265032).

The spelling of 11023131133021 in words is "eleven trillion, twenty-three billion, one hundred thirty-one million, one hundred thirty-three thousand, twenty-one".