11442330143401 has 4 divisors (see below), whose sum is σ = 11444044870612. Its totient is φ = 11440615416192.

The previous prime is 11442330143389. The next prime is 11442330143423. The reversal of 11442330143401 is 10434103324411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2855812707225 + 8586517436176 = 1689915^2 + 2930276^2 .

It is a cyclic number.

It is not a de Polignac number, because 11442330143401 - 2²¹ = 11442328046249 is a prime.

It is a super-2 number, since 2×11442330143401² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11442339143401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 857353596 + ... + 857366941.

It is an arithmetic number, because the mean of its divisors is an integer number (2861011217653).

Almost surely, 2^{11442330143401} is an apocalyptic number.

It is an amenable number.

11442330143401 is a deficient number, since it is larger than the sum of its proper divisors (1714727211).

11442330143401 is an equidigital number, since it uses as much as digits as its factorization.

11442330143401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714727210.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 11442330143401 its reverse (10434103324411), we get a palindrome (21876433467812).

The spelling of 11442330143401 in words is "eleven trillion, four hundred forty-two billion, three hundred thirty million, one hundred forty-three thousand, four hundred one".