11202121002122 has 16 divisors (see below), whose sum is σ = 17089687958112. Its totient is φ = 5506357530960.

The previous prime is 11202121002113. The next prime is 11202121002197. The reversal of 11202121002122 is 22120012120211.

It is a self number, because there is not a number n which added to its sum of digits gives 11202121002122.

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, 199767233 + ... + 199823300.

It is an arithmetic number, because the mean of its divisors is an integer number (1068105497382).

Almost surely, 2^{11202121002122} is an apocalyptic number.

11202121002122 is a deficient number, since it is larger than the sum of its proper divisors (5887566955990).

11202121002122 is a wasteful number, since it uses less digits than its factorization.

11202121002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399590773.

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

Adding to 11202121002122 its reverse (22120012120211), we get a palindrome (33322133122333).

The spelling of 11202121002122 in words is "eleven trillion, two hundred two billion, one hundred twenty-one million, two thousand, one hundred twenty-two".