201102002021101 has 8 divisors (see below), whose sum is σ = 213534737029944. Its totient is φ = 188736289843200.

The previous prime is 201102002021071. The next prime is 201102002021149. The reversal of 201102002021101 is 101120200201102.

It can be written as a sum of positive squares in 4 ways, for example, as 33586603206025 + 167515398815076 = 5795395^2 + 12942774^2 .

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 201102002021101 - 2⁷ = 201102002020973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201102002022101) 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, 16755701550 + ... + 16755713551.

It is an arithmetic number, because the mean of its divisors is an integer number (26691842128743).

Almost surely, 2^{201102002021101} is an apocalyptic number.

It is an amenable number.

201102002021101 is a deficient number, since it is larger than the sum of its proper divisors (12432735008843).

201102002021101 is a wasteful number, since it uses less digits than its factorization.

201102002021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33511415471.

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

Adding to 201102002021101 its reverse (101120200201102), we get a palindrome (302222202222203).

The spelling of 201102002021101 in words is "two hundred one trillion, one hundred two billion, two million, twenty-one thousand, one hundred one".