2000231122609 has 2 divisors, whose sum is σ = 2000231122610. Its totient is φ = 2000231122608.

The previous prime is 2000231122597. The next prime is 2000231122639. The reversal of 2000231122609 is 9062211320002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1935395704225 + 64835418384 = 1391185^2 + 254628^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000231122609 - 2⁷ = 2000231122481 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000231122639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000115561304 + 1000115561305.

It is an arithmetic number, because the mean of its divisors is an integer number (1000115561305).

Almost surely, 2^{2000231122609} is an apocalyptic number.

It is an amenable number.

2000231122609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000231122609 is an equidigital number, since it uses as much as digits as its factorization.

2000231122609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 2000231122609 in words is "two trillion, two hundred thirty-one million, one hundred twenty-two thousand, six hundred nine".