30202212101 has 2 divisors, whose sum is σ = 30202212102. Its totient is φ = 30202212100.

The previous prime is 30202212049. The next prime is 30202212113. The reversal of 30202212101 is 10121220203.

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., 17922247876 + 12279964225 = 133874^2 + 110815^2 .

It is a cyclic number.

It is not a de Polignac number, because 30202212101 - 2²² = 30198017797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30202212191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15101106050 + 15101106051.

It is an arithmetic number, because the mean of its divisors is an integer number (15101106051).

Almost surely, 2^30202212101 is an apocalyptic number.

It is an amenable number.

30202212101 is a deficient number, since it is larger than the sum of its proper divisors (1).

30202212101 is an equidigital number, since it uses as much as digits as its factorization.

30202212101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 30202212101 its reverse (10121220203), we get a palindrome (40323432304).

The spelling of 30202212101 in words is "thirty billion, two hundred two million, two hundred twelve thousand, one hundred one".