2000311122989 has 2 divisors, whose sum is σ = 2000311122990. Its totient is φ = 2000311122988.

The previous prime is 2000311122983. The next prime is 2000311123081. The reversal of 2000311122989 is 9892211130002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1085591034889 + 914720088100 = 1041917^2 + 956410^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000311122989 - 2²⁴ = 2000294345773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000311122983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000155561494 + 1000155561495.

It is an arithmetic number, because the mean of its divisors is an integer number (1000155561495).

Almost surely, 2^{2000311122989} is an apocalyptic number.

It is an amenable number.

2000311122989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000311122989 is an equidigital number, since it uses as much as digits as its factorization.

2000311122989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 38.

The spelling of 2000311122989 in words is "two trillion, three hundred eleven million, one hundred twenty-two thousand, nine hundred eighty-nine".