232220022555245 has 8 divisors (see below), whose sum is σ = 281536852088184. Its totient is φ = 183860801362944.

The previous prime is 232220022555221. The next prime is 232220022555247. The reversal of 232220022555245 is 542555220022232.

It can be written as a sum of positive squares in 4 ways, for example, as 42004372042084 + 190215650513161 = 6481078^2 + 13791869^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232220022555245 is a prime.

It is a super-2 number, since 2×232220022555245² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232220022555247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239402084624 + ... + 239402085593.

It is an arithmetic number, because the mean of its divisors is an integer number (35192106511023).

Almost surely, 2^{232220022555245} is an apocalyptic number.

It is an amenable number.

232220022555245 is a deficient number, since it is larger than the sum of its proper divisors (49316829532939).

232220022555245 is an equidigital number, since it uses as much as digits as its factorization.

232220022555245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478804170319.

The product of its (nonzero) digits is 960000, while the sum is 41.

Adding to 232220022555245 its reverse (542555220022232), we get a palindrome (774775242577477).

The spelling of 232220022555245 in words is "two hundred thirty-two trillion, two hundred twenty billion, twenty-two million, five hundred fifty-five thousand, two hundred forty-five".