201102110122021 has 8 divisors (see below), whose sum is σ = 209980933549920. Its totient is φ = 192352904554608.

The previous prime is 201102110122019. The next prime is 201102110122037. The reversal of 201102110122021 is 120221011201102.

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 201102110122021 - 2¹ = 201102110122019 is a prime.

It is a super-2 number, since 2×201102110122021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201102110121986 and 201102110122004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201102110122321) 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, 32404461951 + ... + 32404468156.

It is an arithmetic number, because the mean of its divisors is an integer number (26247616693740).

Almost surely, 2^{201102110122021} is an apocalyptic number.

It is an amenable number.

201102110122021 is a deficient number, since it is larger than the sum of its proper divisors (8878823427899).

201102110122021 is a wasteful number, since it uses less digits than its factorization.

201102110122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64808930243.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201102110122021 its reverse (120221011201102), we get a palindrome (321323121323123).

The spelling of 201102110122021 in words is "two hundred one trillion, one hundred two billion, one hundred ten million, one hundred twenty-two thousand, twenty-one".