220432242031 has 16 divisors (see below), whose sum is σ = 238335270400. Its totient is φ = 203160775968.

The previous prime is 220432241989. The next prime is 220432242047. The reversal of 220432242031 is 130242234022.

It is a cyclic number.

It is not a de Polignac number, because 220432242031 - 2¹⁹ = 220431717743 is a prime.

It is a super-2 number, since 2×220432242031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220432241987 and 220432242005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220432242061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7650430 + ... + 7679188.

It is an arithmetic number, because the mean of its divisors is an integer number (14895954400).

Almost surely, 2^220432242031 is an apocalyptic number.

220432242031 is a deficient number, since it is larger than the sum of its proper divisors (17903028369).

220432242031 is a wasteful number, since it uses less digits than its factorization.

220432242031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39718.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 220432242031 its reverse (130242234022), we get a palindrome (350674476053).

The spelling of 220432242031 in words is "two hundred twenty billion, four hundred thirty-two million, two hundred forty-two thousand, thirty-one".