120212212120001 has 2 divisors, whose sum is σ = 120212212120002. Its totient is φ = 120212212120000.

The previous prime is 120212212119973. The next prime is 120212212120009. The reversal of 120212212120001 is 100021212212021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88218210927025 + 31994001192976 = 9392455^2 + 5656324^2 .

It is a cyclic number.

It is not a de Polignac number, because 120212212120001 - 2²² = 120212207925697 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (120212212120009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60106106060000 + 60106106060001.

It is an arithmetic number, because the mean of its divisors is an integer number (60106106060001).

Almost surely, 2^{120212212120001} is an apocalyptic number.

It is an amenable number.

120212212120001 is a deficient number, since it is larger than the sum of its proper divisors (1).

120212212120001 is an equidigital number, since it uses as much as digits as its factorization.

120212212120001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120212212120001 its reverse (100021212212021), we get a palindrome (220233424332022).

The spelling of 120212212120001 in words is "one hundred twenty trillion, two hundred twelve billion, two hundred twelve million, one hundred twenty thousand, one".