11122221002002 has 32 divisors (see below), whose sum is σ = 19646174782080. Its totient is φ = 4668998315520.

The previous prime is 11122221001981. The next prime is 11122221002023. The reversal of 11122221002002 is 20020012222111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11122221001981) and next prime (11122221002023).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378962463 + ... + 378991810.

It is an arithmetic number, because the mean of its divisors is an integer number (613942961940).

Almost surely, 2^{11122221002002} is an apocalyptic number.

11122221002002 is a deficient number, since it is larger than the sum of its proper divisors (8523953780078).

11122221002002 is a wasteful number, since it uses less digits than its factorization.

11122221002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757954338.

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

Adding to 11122221002002 its reverse (20020012222111), we get a palindrome (31142233224113).

The spelling of 11122221002002 in words is "eleven trillion, one hundred twenty-two billion, two hundred twenty-one million, two thousand, two".