104223501261 has 12 divisors (see below), whose sum is σ = 164230971840. Its totient is φ = 63165758280.

The previous prime is 104223501257. The next prime is 104223501287. The reversal of 104223501261 is 162105322401.

104223501261 is a `hidden beast` number, since 10 + 42 + 2 + 350 + 1 + 261 = 666.

It is not a de Polignac number, because 104223501261 - 2² = 104223501257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104223501211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 526381221 + ... + 526381418.

It is an arithmetic number, because the mean of its divisors is an integer number (13685914320).

Almost surely, 2^104223501261 is an apocalyptic number.

104223501261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

104223501261 is a deficient number, since it is larger than the sum of its proper divisors (60007470579).

104223501261 is a wasteful number, since it uses less digits than its factorization.

104223501261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052762656 (or 1052762653 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 104223501261 its reverse (162105322401), we get a palindrome (266328823662).

The spelling of 104223501261 in words is "one hundred four billion, two hundred twenty-three million, five hundred one thousand, two hundred sixty-one".