11142223302 has 32 divisors (see below), whose sum is σ = 25472160000. Its totient is φ = 3182964768.

The previous prime is 11142223291. The next prime is 11142223303. The reversal of 11142223302 is 20332224111.

It is a super-2 number, since 2×11142223302² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11142223303) 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, 284824 + ... + 321572.

It is an arithmetic number, because the mean of its divisors is an integer number (796005000).

Almost surely, 2^11142223302 is an apocalyptic number.

11142223302 is an abundant number, since it is smaller than the sum of its proper divisors (14329936698).

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

11142223302 is a wasteful number, since it uses less digits than its factorization.

11142223302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43980.

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

Adding to 11142223302 its reverse (20332224111), we get a palindrome (31474447413).

The spelling of 11142223302 in words is "eleven billion, one hundred forty-two million, two hundred twenty-three thousand, three hundred two".