122020221100013 has 2 divisors, whose sum is σ = 122020221100014. Its totient is φ = 122020221100012.

The previous prime is 122020221100003. The next prime is 122020221100109. The reversal of 122020221100013 is 310001122020221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74287902235849 + 47732318864164 = 8619043^2 + 6908858^2 .

It is a cyclic number.

It is not a de Polignac number, because 122020221100013 - 2¹² = 122020221095917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122020221099964 and 122020221100000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122020221100003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61010110550006 + 61010110550007.

It is an arithmetic number, because the mean of its divisors is an integer number (61010110550007).

Almost surely, 2^{122020221100013} is an apocalyptic number.

It is an amenable number.

122020221100013 is a deficient number, since it is larger than the sum of its proper divisors (1).

122020221100013 is an equidigital number, since it uses as much as digits as its factorization.

122020221100013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 122020221100013 its reverse (310001122020221), we get a palindrome (432021343120234).

The spelling of 122020221100013 in words is "one hundred twenty-two trillion, twenty billion, two hundred twenty-one million, one hundred thousand, thirteen".