30202141121 has 2 divisors, whose sum is σ = 30202141122. Its totient is φ = 30202141120.

The previous prime is 30202141097. The next prime is 30202141141. The reversal of 30202141121 is 12114120203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28561000000 + 1641141121 = 169000^2 + 40511^2 .

It is a cyclic number.

It is not a de Polignac number, because 30202141121 - 2¹⁰ = 30202140097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30202141121.

It is not a weakly prime, because it can be changed into another prime (30202141141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15101070560 + 15101070561.

It is an arithmetic number, because the mean of its divisors is an integer number (15101070561).

Almost surely, 2^30202141121 is an apocalyptic number.

It is an amenable number.

30202141121 is a deficient number, since it is larger than the sum of its proper divisors (1).

30202141121 is an equidigital number, since it uses as much as digits as its factorization.

30202141121 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 30202141121 its reverse (12114120203), we get a palindrome (42316261324).

The spelling of 30202141121 in words is "thirty billion, two hundred two million, one hundred forty-one thousand, one hundred twenty-one".