2142300044440 has 16 divisors (see below), whose sum is σ = 4820175100080. Its totient is φ = 856920017760.

The previous prime is 2142300044431. The next prime is 2142300044503. The reversal of 2142300044440 is 444400032412.

It is a junction number, because it is equal to n+sod(n) for n = 2142300044399 and 2142300044408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26778750516 + ... + 26778750595.

It is an arithmetic number, because the mean of its divisors is an integer number (301260943755).

Almost surely, 2^{2142300044440} is an apocalyptic number.

2142300044440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2142300044440 is an abundant number, since it is smaller than the sum of its proper divisors (2677875055640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2142300044440 is a wasteful number, since it uses less digits than its factorization.

2142300044440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53557501122 (or 53557501118 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 2142300044440 its reverse (444400032412), we get a palindrome (2586700076852).

The spelling of 2142300044440 in words is "two trillion, one hundred forty-two billion, three hundred million, forty-four thousand, four hundred forty".