1031000121059 has 2 divisors, whose sum is σ = 1031000121060. Its totient is φ = 1031000121058.

The previous prime is 1031000121023. The next prime is 1031000121121. The reversal of 1031000121059 is 9501210001301.

1031000121059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1031000121059 is a prime.

It is a super-2 number, since 2×1031000121059² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1031000121259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515500060529 + 515500060530.

It is an arithmetic number, because the mean of its divisors is an integer number (515500060530).

Almost surely, 2^{1031000121059} is an apocalyptic number.

1031000121059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031000121059 is an equidigital number, since it uses as much as digits as its factorization.

1031000121059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 23.

The spelling of 1031000121059 in words is "one trillion, thirty-one billion, one hundred twenty-one thousand, fifty-nine".