202021100210001 has 32 divisors (see below), whose sum is σ = 287984736103680. Its totient is φ = 125658327168000.

The previous prime is 202021100209997. The next prime is 202021100210023. The reversal of 202021100210001 is 100012001120202.

It is not a de Polignac number, because 202021100210001 - 2² = 202021100209997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202021100210201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7431045 + ... + 21430413.

It is an arithmetic number, because the mean of its divisors is an integer number (8999523003240).

Almost surely, 2^{202021100210001} is an apocalyptic number.

It is an amenable number.

202021100210001 is a deficient number, since it is larger than the sum of its proper divisors (85963635893679).

202021100210001 is a wasteful number, since it uses less digits than its factorization.

202021100210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14004537.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202021100210001 its reverse (100012001120202), we get a palindrome (302033101330203).

The spelling of 202021100210001 in words is "two hundred two trillion, twenty-one billion, one hundred million, two hundred ten thousand, one".