104021134522251 has 8 divisors (see below), whose sum is σ = 141645800200704. Its totient is φ = 67871945929320.

The previous prime is 104021134522247. The next prime is 104021134522301. The reversal of 104021134522251 is 152225431120401.

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

It is not a de Polignac number, because 104021134522251 - 2² = 104021134522247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104021134522241) 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, 368869271215 + ... + 368869271496.

It is an arithmetic number, because the mean of its divisors is an integer number (17705725025088).

Almost surely, 2^{104021134522251} is an apocalyptic number.

104021134522251 is a deficient number, since it is larger than the sum of its proper divisors (37624665678453).

104021134522251 is an equidigital number, since it uses as much as digits as its factorization.

104021134522251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737738542761.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 104021134522251 its reverse (152225431120401), we get a palindrome (256246565642652).

The spelling of 104021134522251 in words is "one hundred four trillion, twenty-one billion, one hundred thirty-four million, five hundred twenty-two thousand, two hundred fifty-one".