1031201231003 has 2 divisors, whose sum is σ = 1031201231004. Its totient is φ = 1031201231002.

The previous prime is 1031201230979. The next prime is 1031201231033. The reversal of 1031201231003 is 3001321021301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1031201231003 - 2²² = 1031197036699 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1031201231033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515600615501 + 515600615502.

It is an arithmetic number, because the mean of its divisors is an integer number (515600615502).

Almost surely, 2^{1031201231003} is an apocalyptic number.

1031201231003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031201231003 is an equidigital number, since it uses as much as digits as its factorization.

1031201231003 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1031201231003 its reverse (3001321021301), we get a palindrome (4032522252304).

The spelling of 1031201231003 in words is "one trillion, thirty-one billion, two hundred one million, two hundred thirty-one thousand, three".