2153321126401 has 8 divisors (see below), whose sum is σ = 2154825439200. Its totient is φ = 2151817032000.

The previous prime is 2153321126339. The next prime is 2153321126413. The reversal of 2153321126401 is 1046211233512.

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 2153321126401 - 2¹⁵ = 2153321093633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2153321126431) 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, 23025705 + ... + 23119033.

It is an arithmetic number, because the mean of its divisors is an integer number (269353179900).

Almost surely, 2^{2153321126401} is an apocalyptic number.

It is an amenable number.

2153321126401 is a deficient number, since it is larger than the sum of its proper divisors (1504312799).

2153321126401 is a wasteful number, since it uses less digits than its factorization.

2153321126401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109199.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 2153321126401 its reverse (1046211233512), we get a palindrome (3199532359913).

It can be divided in two parts, 2153321 and 126401, that added together give a palindrome (2279722).

The spelling of 2153321126401 in words is "two trillion, one hundred fifty-three billion, three hundred twenty-one million, one hundred twenty-six thousand, four hundred one".