12010121107 has 2 divisors, whose sum is σ = 12010121108. Its totient is φ = 12010121106.

The previous prime is 12010121099. The next prime is 12010121147. The reversal of 12010121107 is 70112101021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12010121107 - 2³ = 12010121099 is a prime.

It is not a weakly prime, because it can be changed into another prime (12010121147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005060553 + 6005060554.

It is an arithmetic number, because the mean of its divisors is an integer number (6005060554).

Almost surely, 2^12010121107 is an apocalyptic number.

12010121107 is a deficient number, since it is larger than the sum of its proper divisors (1).

12010121107 is an equidigital number, since it uses as much as digits as its factorization.

12010121107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 12010121107 its reverse (70112101021), we get a palindrome (82122222128).

The spelling of 12010121107 in words is "twelve billion, ten million, one hundred twenty-one thousand, one hundred seven".