210021002201101 has 16 divisors (see below), whose sum is σ = 269725969384704. Its totient is φ = 158945660527104.

The previous prime is 210021002201027. The next prime is 210021002201111. The reversal of 210021002201101 is 101102200120012.

It is a cyclic number.

It is not a de Polignac number, because 210021002201101 - 2¹⁵ = 210021002168333 is a prime.

It is a super-2 number, since 2×210021002201101² (a number of 29 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210021002201111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50172239236 + ... + 50172243421.

It is an arithmetic number, because the mean of its divisors is an integer number (16857873086544).

Almost surely, 2^{210021002201101} is an apocalyptic number.

It is an amenable number.

210021002201101 is a deficient number, since it is larger than the sum of its proper divisors (59704967183603).

210021002201101 is a wasteful number, since it uses less digits than its factorization.

210021002201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100344482700.

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

Adding to 210021002201101 its reverse (101102200120012), we get a palindrome (311123202321113).

The spelling of 210021002201101 in words is "two hundred ten trillion, twenty-one billion, two million, two hundred one thousand, one hundred one".