20111002022002 has 8 divisors (see below), whose sum is σ = 30198357843696. Its totient is φ = 10044882740772.

The previous prime is 20111002021897. The next prime is 20111002022011. The reversal of 20111002022002 is 20022020011102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5309132748 + ... + 5309136535.

It is an arithmetic number, because the mean of its divisors is an integer number (3774794730462).

Almost surely, 2^{20111002022002} is an apocalyptic number.

20111002022002 is a deficient number, since it is larger than the sum of its proper divisors (10087355821694).

20111002022002 is a wasteful number, since it uses less digits than its factorization.

20111002022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10618270232.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20111002022002 its reverse (20022020011102), we get a palindrome (40133022033104).

The spelling of 20111002022002 in words is "twenty trillion, one hundred eleven billion, two million, twenty-two thousand, two".