1201424201213 has 2 divisors, whose sum is σ = 1201424201214. Its totient is φ = 1201424201212.

The previous prime is 1201424201071. The next prime is 1201424201267. The reversal of 1201424201213 is 3121024241021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1137170569924 + 64253631289 = 1066382^2 + 253483^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201424201213 - 2¹⁰ = 1201424200189 is a prime.

It is a super-2 number, since 2×1201424201213² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201424201513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600712100606 + 600712100607.

It is an arithmetic number, because the mean of its divisors is an integer number (600712100607).

Almost surely, 2^{1201424201213} is an apocalyptic number.

It is an amenable number.

1201424201213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201424201213 is an equidigital number, since it uses as much as digits as its factorization.

1201424201213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1201424201213 its reverse (3121024241021), we get a palindrome (4322448442234).

The spelling of 1201424201213 in words is "one trillion, two hundred one billion, four hundred twenty-four million, two hundred one thousand, two hundred thirteen".