11222201121002 has 16 divisors (see below), whose sum is σ = 17830124342280. Its totient is φ = 5279071838208.

The previous prime is 11222201120993. The next prime is 11222201121023. The reversal of 11222201121002 is 20012110222211.

It can be written as a sum of positive squares in 4 ways, for example, as 9485469862801 + 1736731258201 = 3079849^2 + 1317851^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 61281713 + ... + 61464564.

Almost surely, 2^{11222201121002} is an apocalyptic number.

11222201121002 is a deficient number, since it is larger than the sum of its proper divisors (6607923221278).

11222201121002 is a wasteful number, since it uses less digits than its factorization.

11222201121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122748985.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11222201121002 its reverse (20012110222211), we get a palindrome (31234311343213).

The spelling of 11222201121002 in words is "eleven trillion, two hundred twenty-two billion, two hundred one million, one hundred twenty-one thousand, two".