11023020302231 has 16 divisors (see below), whose sum is σ = 12629296431360. Its totient is φ = 9424639245120.

The previous prime is 11023020302227. The next prime is 11023020302267. The reversal of 11023020302231 is 13220302032011.

It is a cyclic number.

It is not a de Polignac number, because 11023020302231 - 2² = 11023020302227 is a prime.

It is a super-2 number, since 2×11023020302231² (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 (11023020302291) 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, 25085171 + ... + 25520811.

It is an arithmetic number, because the mean of its divisors is an integer number (789331026960).

Almost surely, 2^{11023020302231} is an apocalyptic number.

11023020302231 is a deficient number, since it is larger than the sum of its proper divisors (1606276129129).

11023020302231 is an equidigital number, since it uses as much as digits as its factorization.

11023020302231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444694.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11023020302231 its reverse (13220302032011), we get a palindrome (24243322334242).

The spelling of 11023020302231 in words is "eleven trillion, twenty-three billion, twenty million, three hundred two thousand, two hundred thirty-one".