1201201022213 has 2 divisors, whose sum is σ = 1201201022214. Its totient is φ = 1201201022212.

The previous prime is 1201201022209. The next prime is 1201201022233. The reversal of 1201201022213 is 3122201021021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1088668952449 + 112532069764 = 1043393^2 + 335458^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201201022213 - 2² = 1201201022209 is a prime.

It is a super-2 number, since 2×1201201022213² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1201201022191 and 1201201022200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201201022233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600600511106 + 600600511107.

It is an arithmetic number, because the mean of its divisors is an integer number (600600511107).

Almost surely, 2^{1201201022213} is an apocalyptic number.

It is an amenable number.

1201201022213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201201022213 is an equidigital number, since it uses as much as digits as its factorization.

1201201022213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1201201022213 its reverse (3122201021021), we get a palindrome (4323402043234).

The spelling of 1201201022213 in words is "one trillion, two hundred one billion, two hundred one million, twenty-two thousand, two hundred thirteen".