2021020212002 has 32 divisors (see below), whose sum is σ = 3423285478080. Its totient is φ = 886417779520.

The previous prime is 2021020211999. The next prime is 2021020212007. The reversal of 2021020212002 is 2002120201202.

It is not an unprimeable number, because it can be changed into a prime (2021020212007) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 47153 + ... + 2011035.

It is an arithmetic number, because the mean of its divisors is an integer number (106977671190).

Almost surely, 2^{2021020212002} is an apocalyptic number.

2021020212002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2021020212002 is a deficient number, since it is larger than the sum of its proper divisors (1402265266078).

2021020212002 is a wasteful number, since it uses less digits than its factorization.

2021020212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965538.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2021020212002 its reverse (2002120201202), we get a palindrome (4023140413204).

The spelling of 2021020212002 in words is "two trillion, twenty-one billion, twenty million, two hundred twelve thousand, two".