201122020101101 has 12 divisors (see below), whose sum is σ = 221072740814016. Its totient is φ = 182834283721320.

The previous prime is 201122020100993. The next prime is 201122020101161. The reversal of 201122020101101 is 101101020221102.

It is not a de Polignac number, because 201122020101101 - 2¹⁰ = 201122020100077 is a prime.

It is a super-2 number, since 2×201122020101101² (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 (201122020101161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12121925 + ... + 23434698.

It is an arithmetic number, because the mean of its divisors is an integer number (18422728401168).

Almost surely, 2^{201122020101101} is an apocalyptic number.

It is an amenable number.

201122020101101 is a deficient number, since it is larger than the sum of its proper divisors (19950720712915).

201122020101101 is a wasteful number, since it uses less digits than its factorization.

201122020101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35603392 (or 35603381 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201122020101101 its reverse (101101020221102), we get a palindrome (302223040322203).

The spelling of 201122020101101 in words is "two hundred one trillion, one hundred twenty-two billion, twenty million, one hundred one thousand, one hundred one".