11111223011002 has 8 divisors (see below), whose sum is σ = 17204474339712. Its totient is φ = 5376398231100.

The previous prime is 11111223010991. The next prime is 11111223011003. The reversal of 11111223011002 is 20011032211111.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (11111223011003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89606637124 + ... + 89606637247.

It is an arithmetic number, because the mean of its divisors is an integer number (2150559292464).

Almost surely, 2^{11111223011002} is an apocalyptic number.

11111223011002 is a deficient number, since it is larger than the sum of its proper divisors (6093251328710).

11111223011002 is a wasteful number, since it uses less digits than its factorization.

11111223011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179213274404.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11111223011002 its reverse (20011032211111), we get a palindrome (31122255222113).

The spelling of 11111223011002 in words is "eleven trillion, one hundred eleven billion, two hundred twenty-three million, eleven thousand, two".