1031300121259 has 2 divisors, whose sum is σ = 1031300121260. Its totient is φ = 1031300121258.

The previous prime is 1031300121199. The next prime is 1031300121277. The reversal of 1031300121259 is 9521210031301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031300121259 - 2¹⁷ = 1031299990187 is a prime.

It is not a weakly prime, because it can be changed into another prime (1031300121359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515650060629 + 515650060630.

It is an arithmetic number, because the mean of its divisors is an integer number (515650060630).

Almost surely, 2^{1031300121259} is an apocalyptic number.

1031300121259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031300121259 is an equidigital number, since it uses as much as digits as its factorization.

1031300121259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 28.

The spelling of 1031300121259 in words is "one trillion, thirty-one billion, three hundred million, one hundred twenty-one thousand, two hundred fifty-nine".