1013001023123 has 2 divisors, whose sum is σ = 1013001023124. Its totient is φ = 1013001023122.

The previous prime is 1013001023101. The next prime is 1013001023207. The reversal of 1013001023123 is 3213201003101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1013001023123 - 2⁶ = 1013001023059 is a prime.

It is not a weakly prime, because it can be changed into another prime (1013001023323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506500511561 + 506500511562.

It is an arithmetic number, because the mean of its divisors is an integer number (506500511562).

Almost surely, 2^{1013001023123} is an apocalyptic number.

1013001023123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013001023123 is an equidigital number, since it uses as much as digits as its factorization.

1013001023123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1013001023123 its reverse (3213201003101), we get a palindrome (4226202026224).

The spelling of 1013001023123 in words is "one trillion, thirteen billion, one million, twenty-three thousand, one hundred twenty-three".