1212412301 has 2 divisors, whose sum is σ = 1212412302. Its totient is φ = 1212412300.

The previous prime is 1212412277. The next prime is 1212412339. The reversal of 1212412301 is 1032142121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 759829225 + 452583076 = 27565^2 + 21274^2 .

It is a cyclic number.

It is not a de Polignac number, because 1212412301 - 2⁶ = 1212412237 is a prime.

It is a super-2 number, since 2×1212412301² = 2939887175232229202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1212412301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212412351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606206150 + 606206151.

It is an arithmetic number, because the mean of its divisors is an integer number (606206151).

Almost surely, 2^1212412301 is an apocalyptic number.

It is an amenable number.

1212412301 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212412301 is an equidigital number, since it uses as much as digits as its factorization.

1212412301 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.

The square root of 1212412301 is about 34819.7113859377. The cubic root of 1212412301 is about 1066.3099081111.

Adding to 1212412301 its reverse (1032142121), we get a palindrome (2244554422).

The spelling of 1212412301 in words is "one billion, two hundred twelve million, four hundred twelve thousand, three hundred one".