2021020010002 has 16 divisors (see below), whose sum is σ = 3466280312640. Its totient is φ = 865732787568.

The previous prime is 2021020009961. The next prime is 2021020010003. The reversal of 2021020010002 is 2000100201202.

It is not an unprimeable number, because it can be changed into a prime (2021020010003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34857108 + ... + 34915039.

It is an arithmetic number, because the mean of its divisors is an integer number (216642519540).

Almost surely, 2^{2021020010002} is an apocalyptic number.

2021020010002 is a deficient number, since it is larger than the sum of its proper divisors (1445260302638).

2021020010002 is a wasteful number, since it uses less digits than its factorization.

2021020010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69774225.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2021020010002 its reverse (2000100201202), we get a palindrome (4021120211204).

The spelling of 2021020010002 in words is "two trillion, twenty-one billion, twenty million, ten thousand, two".