220332033131 has 4 divisors (see below), whose sum is σ = 251808037872. Its totient is φ = 188856028392.

The previous prime is 220332033121. The next prime is 220332033137. The reversal of 220332033131 is 131330233022.

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-220332033131 is a prime.

It is a super-2 number, since 2×220332033131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220332033097 and 220332033106.

It is not an unprimeable number, because it can be changed into a prime (220332033137) 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, 15738002360 + ... + 15738002373.

It is an arithmetic number, because the mean of its divisors is an integer number (62952009468).

Almost surely, 2^220332033131 is an apocalyptic number.

220332033131 is a deficient number, since it is larger than the sum of its proper divisors (31476004741).

220332033131 is an equidigital number, since it uses as much as digits as its factorization.

220332033131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31476004740.

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

Adding to 220332033131 its reverse (131330233022), we get a palindrome (351662266153).

The spelling of 220332033131 in words is "two hundred twenty billion, three hundred thirty-two million, thirty-three thousand, one hundred thirty-one".