210001110102101 has 8 divisors (see below), whose sum is σ = 210188891767680. Its totient is φ = 209813406735168.

The previous prime is 210001110102089. The next prime is 210001110102103. The reversal of 210001110102101 is 101201011100012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 210001110102101 - 2¹⁸ = 210001109839957 is a prime.

It is a super-2 number, since 2×210001110102101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210001110102103) 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, 14207501 + ... + 24937026.

It is an arithmetic number, because the mean of its divisors is an integer number (26273611470960).

Almost surely, 2^{210001110102101} is an apocalyptic number.

It is an amenable number.

210001110102101 is a deficient number, since it is larger than the sum of its proper divisors (187781665579).

210001110102101 is a wasteful number, since it uses less digits than its factorization.

210001110102101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39149323.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 210001110102101 its reverse (101201011100012), we get a palindrome (311202121202113).

The spelling of 210001110102101 in words is "two hundred ten trillion, one billion, one hundred ten million, one hundred two thousand, one hundred one".