1201013030123 has 2 divisors, whose sum is σ = 1201013030124. Its totient is φ = 1201013030122.

The previous prime is 1201013030023. The next prime is 1201013030153. The reversal of 1201013030123 is 3210303101021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201013030123 - 2¹⁶ = 1201012964587 is a prime.

It is not a weakly prime, because it can be changed into another prime (1201013030153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600506515061 + 600506515062.

It is an arithmetic number, because the mean of its divisors is an integer number (600506515062).

Almost surely, 2^{1201013030123} is an apocalyptic number.

1201013030123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201013030123 is an equidigital number, since it uses as much as digits as its factorization.

1201013030123 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 1201013030123 its reverse (3210303101021), we get a palindrome (4411316131144).

The spelling of 1201013030123 in words is "one trillion, two hundred one billion, thirteen million, thirty thousand, one hundred twenty-three".