3102420030121 has 2 divisors, whose sum is σ = 3102420030122. Its totient is φ = 3102420030120.

The previous prime is 3102420030091. The next prime is 3102420030139. The reversal of 3102420030121 is 1210300242013.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2092015104400 + 1010404925721 = 1446380^2 + 1005189^2 .

It is a cyclic number.

It is not a de Polignac number, because 3102420030121 - 2³³ = 3093830095529 is a prime.

It is not a weakly prime, because it can be changed into another prime (3102420037121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1551210015060 + 1551210015061.

It is an arithmetic number, because the mean of its divisors is an integer number (1551210015061).

Almost surely, 2^{3102420030121} is an apocalyptic number.

It is an amenable number.

3102420030121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3102420030121 is an equidigital number, since it uses as much as digits as its factorization.

3102420030121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 3102420030121 its reverse (1210300242013), we get a palindrome (4312720272134).

The spelling of 3102420030121 in words is "three trillion, one hundred two billion, four hundred twenty million, thirty thousand, one hundred twenty-one".