201023213101 has 8 divisors (see below), whose sum is σ = 201739824000. Its totient is φ = 200307053040.

The previous prime is 201023213059. The next prime is 201023213117. The reversal of 201023213101 is 101312320102.

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 201023213101 - 2⁹ = 201023212589 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 (201023213141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793600 + ... + 1015798.

It is an arithmetic number, because the mean of its divisors is an integer number (25217478000).

Almost surely, 2^201023213101 is an apocalyptic number.

It is an amenable number.

201023213101 is a deficient number, since it is larger than the sum of its proper divisors (716610899).

201023213101 is a wasteful number, since it uses less digits than its factorization.

201023213101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225419.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 201023213101 its reverse (101312320102), we get a palindrome (302335533203).

The spelling of 201023213101 in words is "two hundred one billion, twenty-three million, two hundred thirteen thousand, one hundred one".