201121030307 has 2 divisors, whose sum is σ = 201121030308. Its totient is φ = 201121030306.

The previous prime is 201121030291. The next prime is 201121030339. The reversal of 201121030307 is 703030121102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201121030307 - 2⁴ = 201121030291 is a prime.

It is a super-3 number, since 3×201121030307³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (201121030507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100560515153 + 100560515154.

It is an arithmetic number, because the mean of its divisors is an integer number (100560515154).

Almost surely, 2^201121030307 is an apocalyptic number.

201121030307 is a deficient number, since it is larger than the sum of its proper divisors (1).

201121030307 is an equidigital number, since it uses as much as digits as its factorization.

201121030307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

Adding to 201121030307 its reverse (703030121102), we get a palindrome (904151151409).

The spelling of 201121030307 in words is "two hundred one billion, one hundred twenty-one million, thirty thousand, three hundred seven".