11220221002 has 8 divisors (see below), whose sum is σ = 16958807712. Its totient is φ = 5567285100.

The previous prime is 11220220981. The next prime is 11220221059. The reversal of 11220221002 is 20012202211.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21412374 + ... + 21412897.

It is an arithmetic number, because the mean of its divisors is an integer number (2119850964).

Almost surely, 2^11220221002 is an apocalyptic number.

11220221002 is a deficient number, since it is larger than the sum of its proper divisors (5738586710).

11220221002 is a wasteful number, since it uses less digits than its factorization.

11220221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42825404.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11220221002 its reverse (20012202211), we get a palindrome (31232423213).

The spelling of 11220221002 in words is "eleven billion, two hundred twenty million, two hundred twenty-one thousand, two".