39122101 has 2 divisors, whose sum is σ = 39122102. Its totient is φ = 39122100.

The previous prime is 39122081. The next prime is 39122107. The reversal of 39122101 is 10122193.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21068100 + 18054001 = 4590^2 + 4249^2 .

It is a cyclic number.

It is not a de Polignac number, because 39122101 - 2¹⁵ = 39089333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39122107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19561050 + 19561051.

It is an arithmetic number, because the mean of its divisors is an integer number (19561051).

Almost surely, 2^39122101 is an apocalyptic number.

It is an amenable number.

39122101 is a deficient number, since it is larger than the sum of its proper divisors (1).

39122101 is an equidigital number, since it uses as much as digits as its factorization.

39122101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 39122101 is about 6254.7662626193. The cubic root of 39122101 is about 339.4746818530.

Adding to 39122101 its reverse (10122193), we get a palindrome (49244294).

The spelling of 39122101 in words is "thirty-nine million, one hundred twenty-two thousand, one hundred one".