1206306226061 has 2 divisors, whose sum is σ = 1206306226062. Its totient is φ = 1206306226060.

The previous prime is 1206306226007. The next prime is 1206306226121. The reversal of 1206306226061 is 1606226036021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1198346196100 + 7960029961 = 1094690^2 + 89219^2 .

It is a cyclic number.

It is not a de Polignac number, because 1206306226061 - 2⁶ = 1206306225997 is a prime.

It is a super-2 number, since 2×1206306226061² (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 (1206306226261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 603153113030 + 603153113031.

It is an arithmetic number, because the mean of its divisors is an integer number (603153113031).

Almost surely, 2^{1206306226061} is an apocalyptic number.

It is an amenable number.

1206306226061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1206306226061 is an equidigital number, since it uses as much as digits as its factorization.

1206306226061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 1206306226061 in words is "one trillion, two hundred six billion, three hundred six million, two hundred twenty-six thousand, sixty-one".