20210211101002 has 64 divisors (see below), whose sum is σ = 33848713793664. Its totient is φ = 8992049552640.

The previous prime is 20210211100973. The next prime is 20210211101029. The reversal of 20210211101002 is 20010111201202.

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

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 31 ways as a sum of consecutive naturals, for example, 20450893 + ... + 21416335.

It is an arithmetic number, because the mean of its divisors is an integer number (528886153026).

Almost surely, 2^{20210211101002} is an apocalyptic number.

20210211101002 is a deficient number, since it is larger than the sum of its proper divisors (13638502692662).

20210211101002 is a wasteful number, since it uses less digits than its factorization.

20210211101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965783.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20210211101002 its reverse (20010111201202), we get a palindrome (40220322302204).

The spelling of 20210211101002 in words is "twenty trillion, two hundred ten billion, two hundred eleven million, one hundred one thousand, two".