1306120226061 has 24 divisors (see below), whose sum is σ = 2114240428480. Its totient is φ = 702451210752.

The previous prime is 1306120226051. The next prime is 1306120226093. The reversal of 1306120226061 is 1606220216031.

It is not a de Polignac number, because 1306120226061 - 2⁷ = 1306120225933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306120226051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107599816 + ... + 107611953.

Almost surely, 2^{1306120226061} is an apocalyptic number.

It is an amenable number.

1306120226061 is a deficient number, since it is larger than the sum of its proper divisors (808120202419).

1306120226061 is a wasteful number, since it uses less digits than its factorization.

1306120226061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215211813 (or 215211796 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 1306120226061 in words is "one trillion, three hundred six billion, one hundred twenty million, two hundred twenty-six thousand, sixty-one".