1226072705101 has 2 divisors, whose sum is σ = 1226072705102. Its totient is φ = 1226072705100.

The previous prime is 1226072705057. The next prime is 1226072705153. The reversal of 1226072705101 is 1015072706221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1179298262025 + 46774443076 = 1085955^2 + 216274^2 .

It is a cyclic number.

It is not a de Polignac number, because 1226072705101 - 2⁹ = 1226072704589 is a prime.

It is a super-2 number, since 2×1226072705101² (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 (1226072705171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613036352550 + 613036352551.

It is an arithmetic number, because the mean of its divisors is an integer number (613036352551).

Almost surely, 2^{1226072705101} is an apocalyptic number.

It is an amenable number.

1226072705101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226072705101 is an equidigital number, since it uses as much as digits as its factorization.

1226072705101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 34.

The spelling of 1226072705101 in words is "one trillion, two hundred twenty-six billion, seventy-two million, seven hundred five thousand, one hundred one".