220131003320033 has 4 divisors (see below), whose sum is σ = 237064157421588. Its totient is φ = 203197849218480.

The previous prime is 220131003319987. The next prime is 220131003320077. The reversal of 220131003320033 is 330023300131022.

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

It can be written as a sum of positive squares in 2 ways, for example, as 138250728612049 + 81880274707984 = 11758007^2 + 9048772^2 .

It is a cyclic number.

It is not a de Polignac number, because 220131003320033 - 2¹⁶ = 220131003254497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220131003319990 and 220131003320008.

It is not an unprimeable number, because it can be changed into a prime (220131003320533) 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, 8466577050758 + ... + 8466577050783.

It is an arithmetic number, because the mean of its divisors is an integer number (59266039355397).

Almost surely, 2^{220131003320033} is an apocalyptic number.

It is an amenable number.

220131003320033 is a deficient number, since it is larger than the sum of its proper divisors (16933154101555).

220131003320033 is a wasteful number, since it uses less digits than its factorization.

220131003320033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16933154101554.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 220131003320033 its reverse (330023300131022), we get a palindrome (550154303451055).

The spelling of 220131003320033 in words is "two hundred twenty trillion, one hundred thirty-one billion, three million, three hundred twenty thousand, thirty-three".