201120200101 has 2 divisors, whose sum is σ = 201120200102. Its totient is φ = 201120200100.

The previous prime is 201120200089. The next prime is 201120200137. The reversal of 201120200101 is 101002021102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145081001025 + 56039199076 = 380895^2 + 236726^2 .

It is a cyclic number.

It is not a de Polignac number, because 201120200101 - 2³³ = 192530265509 is a prime.

It is a super-3 number, since 3×201120200101³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201120201101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100560100050 + 100560100051.

It is an arithmetic number, because the mean of its divisors is an integer number (100560100051).

Almost surely, 2^201120200101 is an apocalyptic number.

It is an amenable number.

201120200101 is a deficient number, since it is larger than the sum of its proper divisors (1).

201120200101 is an equidigital number, since it uses as much as digits as its factorization.

201120200101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 201120200101 its reverse (101002021102), we get a palindrome (302122221203).

The spelling of 201120200101 in words is "two hundred one billion, one hundred twenty million, two hundred thousand, one hundred one".