20010033321379 has 2 divisors, whose sum is σ = 20010033321380. Its totient is φ = 20010033321378.

The previous prime is 20010033321349. The next prime is 20010033321389. The reversal of 20010033321379 is 97312333001002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20010033321379 - 2⁴³ = 11213940299171 is a prime.

It is not a weakly prime, because it can be changed into another prime (20010033321349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005016660689 + 10005016660690.

It is an arithmetic number, because the mean of its divisors is an integer number (10005016660690).

Almost surely, 2^{20010033321379} is an apocalyptic number.

20010033321379 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010033321379 is an equidigital number, since it uses as much as digits as its factorization.

20010033321379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 34.

The spelling of 20010033321379 in words is "twenty trillion, ten billion, thirty-three million, three hundred twenty-one thousand, three hundred seventy-nine".