110121025401 has 12 divisors (see below), whose sum is σ = 159133467220. Its totient is φ = 73381818240.

The previous prime is 110121025393. The next prime is 110121025411. The reversal of 110121025401 is 104520121011.

110121025401 is a `hidden beast` number, since 1 + 1 + 0 + 121 + 0 + 2 + 540 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 74635508025 + 35485517376 = 273195^2 + 188376^2 .

It is not a de Polignac number, because 110121025401 - 2³ = 110121025393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110121025411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2661556 + ... + 2702613.

Almost surely, 2^110121025401 is an apocalyptic number.

It is an amenable number.

110121025401 is a deficient number, since it is larger than the sum of its proper divisors (49012441819).

110121025401 is a wasteful number, since it uses less digits than its factorization.

110121025401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5366456 (or 5366453 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

Adding to 110121025401 its reverse (104520121011), we get a palindrome (214641146412).

The spelling of 110121025401 in words is "one hundred ten billion, one hundred twenty-one million, twenty-five thousand, four hundred one".