2000311123403 has 2 divisors, whose sum is σ = 2000311123404. Its totient is φ = 2000311123402.

The previous prime is 2000311123361. The next prime is 2000311123469. The reversal of 2000311123403 is 3043211130002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2000311123403 - 2¹⁸ = 2000310861259 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000311123493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000155561701 + 1000155561702.

It is an arithmetic number, because the mean of its divisors is an integer number (1000155561702).

Almost surely, 2^{2000311123403} is an apocalyptic number.

2000311123403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000311123403 is an equidigital number, since it uses as much as digits as its factorization.

2000311123403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2000311123403 its reverse (3043211130002), we get a palindrome (5043522253405).

The spelling of 2000311123403 in words is "two trillion, three hundred eleven million, one hundred twenty-three thousand, four hundred three".