2021101120210 has 16 divisors (see below), whose sum is σ = 3699642729600. Its totient is φ = 794738067376.

The previous prime is 2021101120169. The next prime is 2021101120217. The reversal of 2021101120210 is 120211011202.

It is a super-2 number, since 2×2021101120210² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2021101120217) 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, 1712796970 + ... + 1712798149.

It is an arithmetic number, because the mean of its divisors is an integer number (231227670600).

Almost surely, 2^{2021101120210} is an apocalyptic number.

2021101120210 is a deficient number, since it is larger than the sum of its proper divisors (1678541609390).

2021101120210 is a wasteful number, since it uses less digits than its factorization.

2021101120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3425595185.

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

Adding to 2021101120210 its reverse (120211011202), we get a palindrome (2141312131412).

The spelling of 2021101120210 in words is "two trillion, twenty-one billion, one hundred one million, one hundred twenty thousand, two hundred ten".