361000122101 has 2 divisors, whose sum is σ = 361000122102. Its totient is φ = 361000122100.

The previous prime is 361000122089. The next prime is 361000122149. The reversal of 361000122101 is 101221000163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355341171025 + 5658951076 = 596105^2 + 75226^2 .

It is an emirp because it is prime and its reverse (101221000163) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 361000122101 - 2³⁴ = 343820252917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 361000122101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (361000122401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180500061050 + 180500061051.

It is an arithmetic number, because the mean of its divisors is an integer number (180500061051).

Almost surely, 2^361000122101 is an apocalyptic number.

It is an amenable number.

361000122101 is a deficient number, since it is larger than the sum of its proper divisors (1).

361000122101 is an equidigital number, since it uses as much as digits as its factorization.

361000122101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 361000122101 its reverse (101221000163), we get a palindrome (462221122264).

The spelling of 361000122101 in words is "three hundred sixty-one billion, one hundred twenty-two thousand, one hundred one".