201122112101213 has 8 divisors (see below), whose sum is σ = 202359821352768. Its totient is φ = 199884449572704.

The previous prime is 201122112101191. The next prime is 201122112101219. The reversal of 201122112101213 is 312101211221102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201122112101213 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 (201122112101219) 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, 3025481 + ... + 20282942.

It is an arithmetic number, because the mean of its divisors is an integer number (25294977669096).

Almost surely, 2^{201122112101213} is an apocalyptic number.

It is an amenable number.

201122112101213 is a deficient number, since it is larger than the sum of its proper divisors (1237709251555).

201122112101213 is a wasteful number, since it uses less digits than its factorization.

201122112101213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23361523.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 201122112101213 its reverse (312101211221102), we get a palindrome (513223323322315).

The spelling of 201122112101213 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred twelve million, one hundred one thousand, two hundred thirteen".