1226793889031 has 2 divisors, whose sum is σ = 1226793889032. Its totient is φ = 1226793889030.

The previous prime is 1226793889019. The next prime is 1226793889073. The reversal of 1226793889031 is 1309883976221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1226793889031 - 2¹⁸ = 1226793626887 is a prime.

It is a super-2 number, since 2×1226793889031² (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 (1226793889331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613396944515 + 613396944516.

It is an arithmetic number, because the mean of its divisors is an integer number (613396944516).

Almost surely, 2^{1226793889031} is an apocalyptic number.

1226793889031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226793889031 is an equidigital number, since it uses as much as digits as its factorization.

1226793889031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 59.

The spelling of 1226793889031 in words is "one trillion, two hundred twenty-six billion, seven hundred ninety-three million, eight hundred eighty-nine thousand, thirty-one".