1010123031259 has 2 divisors, whose sum is σ = 1010123031260. Its totient is φ = 1010123031258.

The previous prime is 1010123031191. The next prime is 1010123031277. The reversal of 1010123031259 is 9521303210101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1010123031259 - 2²⁷ = 1009988813531 is a prime.

It is a super-4 number, since 4×1010123031259⁴ (a number of 49 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1010123031859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505061515629 + 505061515630.

It is an arithmetic number, because the mean of its divisors is an integer number (505061515630).

Almost surely, 2^{1010123031259} is an apocalyptic number.

1010123031259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010123031259 is an equidigital number, since it uses as much as digits as its factorization.

1010123031259 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 1010123031259 in words is "one trillion, ten billion, one hundred twenty-three million, thirty-one thousand, two hundred fifty-nine".