11202120002 has 8 divisors (see below), whose sum is σ = 16804640700. Its totient is φ = 5600573104.

The previous prime is 11202119993. The next prime is 11202120049. The reversal of 11202120002 is 20002120211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7898054641 + 3304065361 = 88871^2 + 57481^2 .

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, 213977 + ... + 261132.

Almost surely, 2^11202120002 is an apocalyptic number.

11202120002 is a deficient number, since it is larger than the sum of its proper divisors (5602520698).

11202120002 is a wasteful number, since it uses less digits than its factorization.

11202120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486900.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11202120002 its reverse (20002120211), we get a palindrome (31204240213).

The spelling of 11202120002 in words is "eleven billion, two hundred two million, one hundred twenty thousand, two".