11020123 has 8 divisors (see below), whose sum is σ = 11236320. Its totient is φ = 10805760.

The previous prime is 11020109. The next prime is 11020129. The reversal of 11020123 is 32102011.

11020123 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 a cyclic number.

It is not a de Polignac number, because 11020123 - 2⁵ = 11020091 is a prime.

It is a super-2 number, since 2×11020123² = 242886221870258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020129) 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, 18811 + ... + 19387.

It is an arithmetic number, because the mean of its divisors is an integer number (1404540).

Almost surely, 2^11020123 is an apocalyptic number.

11020123 is a deficient number, since it is larger than the sum of its proper divisors (216197).

11020123 is an equidigital number, since it uses as much as digits as its factorization.

11020123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 11020123 is about 3319.6570606013. The cubic root of 11020123 is about 222.5335420543.

Adding to 11020123 its reverse (32102011), we get a palindrome (43122134).

It can be divided in two parts, 110201 and 23, that added together give a square (110224 = 332²).

The spelling of 11020123 in words is "eleven million, twenty thousand, one hundred twenty-three".