12121140112401 has 8 divisors (see below), whose sum is σ = 16279487450784. Its totient is φ = 8021776424480.

The previous prime is 12121140112381. The next prime is 12121140112409. The reversal of 12121140112401 is 10421104112121.

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

It is a cyclic number.

It is not a de Polignac number, because 12121140112401 - 2¹¹ = 12121140110353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12121140112409) 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, 14745912135 + ... + 14745912956.

It is an arithmetic number, because the mean of its divisors is an integer number (2034935931348).

Almost surely, 2^{12121140112401} is an apocalyptic number.

It is an amenable number.

12121140112401 is a deficient number, since it is larger than the sum of its proper divisors (4158347338383).

12121140112401 is a wasteful number, since it uses less digits than its factorization.

12121140112401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29491825231.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 12121140112401 its reverse (10421104112121), we get a palindrome (22542244224522).

The spelling of 12121140112401 in words is "twelve trillion, one hundred twenty-one billion, one hundred forty million, one hundred twelve thousand, four hundred one".