220465202601 has 24 divisors (see below), whose sum is σ = 342159180480. Its totient is φ = 125901586272.

The previous prime is 220465202561. The next prime is 220465202603. The reversal of 220465202601 is 106202564022.

It is a happy number.

It is not a de Polignac number, because 220465202601 - 2¹³ = 220465194409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220465202603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 230406 + ... + 702863.

It is an arithmetic number, because the mean of its divisors is an integer number (14256632520).

Almost surely, 2^220465202601 is an apocalyptic number.

220465202601 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

220465202601 is a deficient number, since it is larger than the sum of its proper divisors (121693977879).

220465202601 is a wasteful number, since it uses less digits than its factorization.

220465202601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934893 (or 934886 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 220465202601 its reverse (106202564022), we get a palindrome (326667766623).

The spelling of 220465202601 in words is "two hundred twenty billion, four hundred sixty-five million, two hundred two thousand, six hundred one".