20212101002002 has 32 divisors (see below), whose sum is σ = 37315445715072. Its totient is φ = 7995825062784.

The previous prime is 20212101001987. The next prime is 20212101002003. The reversal of 20212101002002 is 20020010121202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (20212101002003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7524933 + ... + 9851335.

It is an arithmetic number, because the mean of its divisors is an integer number (1166107678596).

Almost surely, 2^{20212101002002} is an apocalyptic number.

20212101002002 is a deficient number, since it is larger than the sum of its proper divisors (17103344713070).

20212101002002 is a wasteful number, since it uses less digits than its factorization.

20212101002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2374162.

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

Adding to 20212101002002 its reverse (20020010121202), we get a palindrome (40232111123204).

The spelling of 20212101002002 in words is "twenty trillion, two hundred twelve billion, one hundred one million, two thousand, two".