220411523201 has 4 divisors (see below), whose sum is σ = 220709780400. Its totient is φ = 220113266004.

The previous prime is 220411523197. The next prime is 220411523249. The reversal of 220411523201 is 102325114022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102325114022 = 2 ⋅51162557011.

It is a cyclic number.

It is not a de Polignac number, because 220411523201 - 2² = 220411523197 is a prime.

It is a super-2 number, since 2×220411523201² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220411573201) 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, 149127491 + ... + 149128968.

It is an arithmetic number, because the mean of its divisors is an integer number (55177445100).

Almost surely, 2^220411523201 is an apocalyptic number.

It is an amenable number.

220411523201 is a deficient number, since it is larger than the sum of its proper divisors (298257199).

220411523201 is an equidigital number, since it uses as much as digits as its factorization.

220411523201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298257198.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 220411523201 its reverse (102325114022), we get a palindrome (322736637223).

The spelling of 220411523201 in words is "two hundred twenty billion, four hundred eleven million, five hundred twenty-three thousand, two hundred one".