11221122002002 has 16 divisors (see below), whose sum is σ = 18361921806432. Its totient is φ = 5100486166720.

The previous prime is 11221122001979. The next prime is 11221122002009. The reversal of 11221122002002 is 20020022112211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11221122002009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4156698 + ... + 6302410.

It is an arithmetic number, because the mean of its divisors is an integer number (1147620112902).

Almost surely, 2^{11221122002002} is an apocalyptic number.

11221122002002 is a deficient number, since it is larger than the sum of its proper divisors (7140799804430).

11221122002002 is a wasteful number, since it uses less digits than its factorization.

11221122002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383433.

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

Adding to 11221122002002 its reverse (20020022112211), we get a palindrome (31241144114213).

The spelling of 11221122002002 in words is "eleven trillion, two hundred twenty-one billion, one hundred twenty-two million, two thousand, two".