2021122100210 has 32 divisors (see below), whose sum is σ = 3652417180800. Its totient is φ = 805255032960.

The previous prime is 2021122100171. The next prime is 2021122100233. The reversal of 2021122100210 is 120012211202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2533811 + ... + 3234569.

It is an arithmetic number, because the mean of its divisors is an integer number (114138036900).

Almost surely, 2^{2021122100210} is an apocalyptic number.

2021122100210 is a deficient number, since it is larger than the sum of its proper divisors (1631295080590).

2021122100210 is a wasteful number, since it uses less digits than its factorization.

2021122100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701906.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2021122100210 its reverse (120012211202), we get a palindrome (2141134311412).

The spelling of 2021122100210 in words is "two trillion, twenty-one billion, one hundred twenty-two million, one hundred thousand, two hundred ten".