1298700012031 has 2 divisors, whose sum is σ = 1298700012032. Its totient is φ = 1298700012030.

The previous prime is 1298700012019. The next prime is 1298700012041. The reversal of 1298700012031 is 1302100078921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1298700012031 - 2⁹ = 1298700011519 is a prime.

It is a super-3 number, since 3×1298700012031³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1298700012011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649350006015 + 649350006016.

It is an arithmetic number, because the mean of its divisors is an integer number (649350006016).

Almost surely, 2^{1298700012031} is an apocalyptic number.

1298700012031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1298700012031 is an equidigital number, since it uses as much as digits as its factorization.

1298700012031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 34.

The spelling of 1298700012031 in words is "one trillion, two hundred ninety-eight billion, seven hundred million, twelve thousand, thirty-one".