11220201221002 has 8 divisors (see below), whose sum is σ = 16866810079812. Its totient is φ = 5597931194400.

The previous prime is 11220201220931. The next prime is 11220201221039. The reversal of 11220201221002 is 20012210202211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10481995483281 + 738205737721 = 3237591^2 + 859189^2 .

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, 6084706899 + ... + 6084708742.

Almost surely, 2^{11220201221002} is an apocalyptic number.

11220201221002 is a deficient number, since it is larger than the sum of its proper divisors (5646608858810).

11220201221002 is a wasteful number, since it uses less digits than its factorization.

11220201221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12169416104.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11220201221002 its reverse (20012210202211), we get a palindrome (31232411423213).

The spelling of 11220201221002 in words is "eleven trillion, two hundred twenty billion, two hundred one million, two hundred twenty-one thousand, two".