2142444340401 has 8 divisors (see below), whose sum is σ = 2905009275360. Its totient is φ = 1404087816192.

The previous prime is 2142444340397. The next prime is 2142444340429. The reversal of 2142444340401 is 1040434442412.

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

It is not a de Polignac number, because 2142444340401 - 2² = 2142444340397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2142444360401) 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, 6052102480 + ... + 6052102833.

It is an arithmetic number, because the mean of its divisors is an integer number (363126159420).

Almost surely, 2^{2142444340401} is an apocalyptic number.

It is an amenable number.

2142444340401 is a deficient number, since it is larger than the sum of its proper divisors (762564934959).

2142444340401 is a wasteful number, since it uses less digits than its factorization.

2142444340401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12104205375.

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 2142444340401 its reverse (1040434442412), we get a palindrome (3182878782813).

The spelling of 2142444340401 in words is "two trillion, one hundred forty-two billion, four hundred forty-four million, three hundred forty thousand, four hundred one".