389333220131 has 4 divisors (see below), whose sum is σ = 399855739632. Its totient is φ = 378810700632.

The previous prime is 389333220121. The next prime is 389333220149. The reversal of 389333220131 is 131022333983.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131022333983 = 10709 ⋅12234787.

It is a cyclic number.

It is not a de Polignac number, because 389333220131 - 2¹⁴ = 389333203747 is a prime.

It is a super-2 number, since 2×389333220131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (389333220121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5261259695 + ... + 5261259768.

It is an arithmetic number, because the mean of its divisors is an integer number (99963934908).

Almost surely, 2^389333220131 is an apocalyptic number.

389333220131 is a deficient number, since it is larger than the sum of its proper divisors (10522519501).

389333220131 is a wasteful number, since it uses less digits than its factorization.

389333220131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10522519500.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 389333220131 in words is "three hundred eighty-nine billion, three hundred thirty-three million, two hundred twenty thousand, one hundred thirty-one".