1201031003239 has 2 divisors, whose sum is σ = 1201031003240. Its totient is φ = 1201031003238.

The previous prime is 1201031003219. The next prime is 1201031003257. The reversal of 1201031003239 is 9323001301021.

It is a strong prime.

It is an emirp because it is prime and its reverse (9323001301021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201031003239 is a prime.

It is a super-2 number, since 2×1201031003239² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201031003219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600515501619 + 600515501620.

It is an arithmetic number, because the mean of its divisors is an integer number (600515501620).

Almost surely, 2^{1201031003239} is an apocalyptic number.

1201031003239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201031003239 is an equidigital number, since it uses as much as digits as its factorization.

1201031003239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 1201031003239 in words is "one trillion, two hundred one billion, thirty-one million, three thousand, two hundred thirty-nine".