11023213242 has 32 divisors (see below), whose sum is σ = 23247544320. Its totient is φ = 3474897840.

The previous prime is 11023213217. The next prime is 11023213247. The reversal of 11023213242 is 24231232011.

It is a super-2 number, since 2×11023213242² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11023213247) 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, 19578 + ... + 149765.

It is an arithmetic number, because the mean of its divisors is an integer number (726485760).

Almost surely, 2^11023213242 is an apocalyptic number.

11023213242 is an abundant number, since it is smaller than the sum of its proper divisors (12224331078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11023213242 is a wasteful number, since it uses less digits than its factorization.

11023213242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169938.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11023213242 its reverse (24231232011), we get a palindrome (35254445253).

The spelling of 11023213242 in words is "eleven billion, twenty-three million, two hundred thirteen thousand, two hundred forty-two".