2020153123969 has 2 divisors, whose sum is σ = 2020153123970. Its totient is φ = 2020153123968.

The previous prime is 2020153123927. The next prime is 2020153123993. The reversal of 2020153123969 is 9693213510202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1632422741569 + 387730382400 = 1277663^2 + 622680^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020153123969 - 2⁷ = 2020153123841 is a prime.

It is a super-2 number, since 2×2020153123969² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2020153123369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010076561984 + 1010076561985.

It is an arithmetic number, because the mean of its divisors is an integer number (1010076561985).

Almost surely, 2^{2020153123969} is an apocalyptic number.

It is an amenable number.

2020153123969 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020153123969 is an equidigital number, since it uses as much as digits as its factorization.

2020153123969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 43.

The spelling of 2020153123969 in words is "two trillion, twenty billion, one hundred fifty-three million, one hundred twenty-three thousand, nine hundred sixty-nine".