201020020122213 has 6 divisors (see below), whose sum is σ = 290362251287654. Its totient is φ = 134013346748136.

The previous prime is 201020020122193. The next prime is 201020020122277. The reversal of 201020020122213 is 312221020020102.

201020020122213 is a `hidden beast` number, since 20 + 10 + 200 + 201 + 22 + 213 = 666.

It can be written as a sum of positive squares in only one way, i.e., 140787551044449 + 60232469077764 = 11865393^2 + 7760958^2 .

It is not a de Polignac number, because 201020020122213 - 2¹³ = 201020020114021 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 (201020020122413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11167778895670 + ... + 11167778895687.

Almost surely, 2^{201020020122213} is an apocalyptic number.

It is an amenable number.

201020020122213 is a deficient number, since it is larger than the sum of its proper divisors (89342231165441).

201020020122213 is a wasteful number, since it uses less digits than its factorization.

201020020122213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22335557791363 (or 22335557791360 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 201020020122213 its reverse (312221020020102), we get a palindrome (513241040142315).

The spelling of 201020020122213 in words is "two hundred one trillion, twenty billion, twenty million, one hundred twenty-two thousand, two hundred thirteen".