20202120002 has 32 divisors (see below), whose sum is σ = 30994272000. Its totient is φ = 9873721728.

The previous prime is 20202119981. The next prime is 20202120019. The reversal of 20202120002 is 20002120202.

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, 8167838 + ... + 8170310.

It is an arithmetic number, because the mean of its divisors is an integer number (968571000).

Almost surely, 2^20202120002 is an apocalyptic number.

20202120002 is a deficient number, since it is larger than the sum of its proper divisors (10792151998).

20202120002 is a wasteful number, since it uses less digits than its factorization.

20202120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20202120002 its reverse (20002120202), we get a palindrome (40204240204).

The spelling of 20202120002 in words is "twenty billion, two hundred two million, one hundred twenty thousand, two".