11221210002 has 16 divisors (see below), whose sum is σ = 23048972352. Its totient is φ = 3639311280.

The previous prime is 11221209973. The next prime is 11221210067. The reversal of 11221210002 is 20001212211.

It is a self number, because there is not a number n which added to its sum of digits gives 11221210002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25272774 + ... + 25273217.

It is an arithmetic number, because the mean of its divisors is an integer number (1440560772).

Almost surely, 2^11221210002 is an apocalyptic number.

11221210002 is an abundant number, since it is smaller than the sum of its proper divisors (11827762350).

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

11221210002 is a wasteful number, since it uses less digits than its factorization.

11221210002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50546033.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11221210002 its reverse (20001212211), we get a palindrome (31222422213).

The spelling of 11221210002 in words is "eleven billion, two hundred twenty-one million, two hundred ten thousand, two".