2143440530101 has 24 divisors (see below), whose sum is σ = 2466619522080. Its totient is φ = 1846448268192.

The previous prime is 2143440530089. The next prime is 2143440530113. The reversal of 2143440530101 is 1010350443412.

It is an interprime number because it is at equal distance from previous prime (2143440530089) and next prime (2143440530113).

It is not a de Polignac number, because 2143440530101 - 2¹⁷ = 2143440399029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2143440530101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143440530131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142210 + ... + 2075356.

It is an arithmetic number, because the mean of its divisors is an integer number (102775813420).

Almost surely, 2^{2143440530101} is an apocalyptic number.

It is an amenable number.

2143440530101 is a deficient number, since it is larger than the sum of its proper divisors (323178991979).

2143440530101 is a wasteful number, since it uses less digits than its factorization.

2143440530101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1933313 (or 1933246 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 2143440530101 its reverse (1010350443412), we get a palindrome (3153790973513).

The spelling of 2143440530101 in words is "two trillion, one hundred forty-three billion, four hundred forty million, five hundred thirty thousand, one hundred one".