2020402333331 has 4 divisors (see below), whose sum is σ = 2069680439064. Its totient is φ = 1971124227600.

The previous prime is 2020402333291. The next prime is 2020402333361. The reversal of 2020402333331 is 1333332040202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2020402333331 is a prime.

It is a super-2 number, since 2×2020402333331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2020402333331.

It is not an unprimeable number, because it can be changed into a prime (2020402333361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24639052805 + ... + 24639052886.

It is an arithmetic number, because the mean of its divisors is an integer number (517420109766).

Almost surely, 2^{2020402333331} is an apocalyptic number.

2020402333331 is a deficient number, since it is larger than the sum of its proper divisors (49278105733).

2020402333331 is an equidigital number, since it uses as much as digits as its factorization.

2020402333331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49278105732.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 2020402333331 its reverse (1333332040202), we get a palindrome (3353734373533).

The spelling of 2020402333331 in words is "two trillion, twenty billion, four hundred two million, three hundred thirty-three thousand, three hundred thirty-one".