11012120223 has 8 divisors (see below), whose sum is σ = 15812275248. Its totient is φ = 6776689344.

The previous prime is 11012120219. The next prime is 11012120291. The reversal of 11012120223 is 32202121011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11012120223 - 2² = 11012120219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012120213) 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, 141180990 + ... + 141181067.

It is an arithmetic number, because the mean of its divisors is an integer number (1976534406).

Almost surely, 2^11012120223 is an apocalyptic number.

11012120223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11012120223 is a deficient number, since it is larger than the sum of its proper divisors (4800155025).

11012120223 is a wasteful number, since it uses less digits than its factorization.

11012120223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282362073.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11012120223 its reverse (32202121011), we get a palindrome (43214241234).

The spelling of 11012120223 in words is "eleven billion, twelve million, one hundred twenty thousand, two hundred twenty-three".