220483861992601 has 9 divisors (see below), whose sum is σ = 220853246283999. Its totient is φ = 220115094552936.

The previous prime is 220483861992553. The next prime is 220483861992607. The reversal of 220483861992601 is 106299168384022.

The square root of 220483861992601 is 14848699.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 718773318025 + 219765088674576 = 847805^2 + 14824476^2 .

It is not a de Polignac number, because 220483861992601 - 2²⁵ = 220483828438169 is a prime.

It is a super-2 number, since 2×220483861992601² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220483861992601.

It is not an unprimeable number, because it can be changed into a prime (220483861992607) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9102240376 + ... + 9102264598.

It is an arithmetic number, because the mean of its divisors is an integer number (24539249587111).

Almost surely, 2^{220483861992601} is an apocalyptic number.

220483861992601 is the 14848699-th square number.

220483861992601 is the 7424350-th centered octagonal number.

It is an amenable number.

220483861992601 is a deficient number, since it is larger than the sum of its proper divisors (369384291398).

220483861992601 is an frugal number, since it uses more digits than its factorization.

220483861992601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49672 (or 24836 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 61.

The spelling of 220483861992601 in words is "two hundred twenty trillion, four hundred eighty-three billion, eight hundred sixty-one million, nine hundred ninety-two thousand, six hundred one".