201321202132111 has 8 divisors (see below), whose sum is σ = 207315212156624. Its totient is φ = 195386833998720.

The previous prime is 201321202132097. The next prime is 201321202132117. The reversal of 201321202132111 is 111231202123102.

It is a happy number.

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 201321202132111 - 2¹¹ = 201321202130063 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 (201321202132117) 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, 14910465930 + ... + 14910479431.

It is an arithmetic number, because the mean of its divisors is an integer number (25914401519578).

Almost surely, 2^{201321202132111} is an apocalyptic number.

201321202132111 is a deficient number, since it is larger than the sum of its proper divisors (5994010024513).

201321202132111 is a wasteful number, since it uses less digits than its factorization.

201321202132111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29820945561.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 201321202132111 its reverse (111231202123102), we get a palindrome (312552404255213).

Subtracting from 201321202132111 its reverse (111231202123102), we obtain a palindrome (90090000009009).

The spelling of 201321202132111 in words is "two hundred one trillion, three hundred twenty-one billion, two hundred two million, one hundred thirty-two thousand, one hundred eleven".