104121120401055 has 24 divisors (see below), whose sum is σ = 180642640618752. Its totient is φ = 55480177468224.

The previous prime is 104121120401047. The next prime is 104121120401093. The reversal of 104121120401055 is 550104021121401.

104121120401055 is a `hidden beast` number, since 1 + 0 + 41 + 211 + 2 + 0 + 401 + 0 + 5 + 5 = 666.

It is not a de Polignac number, because 104121120401055 - 2³ = 104121120401047 is a prime.

It is a super-2 number, since 2×104121120401055² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1064257744 + ... + 1064355573.

It is an arithmetic number, because the mean of its divisors is an integer number (7526776692448).

Almost surely, 2^{104121120401055} is an apocalyptic number.

104121120401055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

104121120401055 is a deficient number, since it is larger than the sum of its proper divisors (76521520217697).

104121120401055 is a wasteful number, since it uses less digits than its factorization.

104121120401055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128614415 (or 2128614412 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

Adding to 104121120401055 its reverse (550104021121401), we get a palindrome (654225141522456).

The spelling of 104121120401055 in words is "one hundred four trillion, one hundred twenty-one billion, one hundred twenty million, four hundred one thousand, fifty-five".