2144052154331 has 4 divisors (see below), whose sum is σ = 2144178136464. Its totient is φ = 2143926172200.

The previous prime is 2144052154319. The next prime is 2144052154333. The reversal of 2144052154331 is 1334512504412.

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

It is a cyclic number.

It is not a de Polignac number, because 2144052154331 - 2⁶ = 2144052154267 is a prime.

It is a super-2 number, since 2×2144052154331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2144052154291 and 2144052154300.

It is not an unprimeable number, because it can be changed into a prime (2144052154333) 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, 62965535 + ... + 62999576.

It is an arithmetic number, because the mean of its divisors is an integer number (536044534116).

Almost surely, 2^{2144052154331} is an apocalyptic number.

2144052154331 is a deficient number, since it is larger than the sum of its proper divisors (125982133).

2144052154331 is a wasteful number, since it uses less digits than its factorization.

2144052154331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125982132.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 2144052154331 its reverse (1334512504412), we get a palindrome (3478564658743).

The spelling of 2144052154331 in words is "two trillion, one hundred forty-four billion, fifty-two million, one hundred fifty-four thousand, three hundred thirty-one".