2142124333441 has 4 divisors (see below), whose sum is σ = 2142357664084. Its totient is φ = 2141891002800.

The previous prime is 2142124333421. The next prime is 2142124333463. The reversal of 2142124333441 is 1443334212412.

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 1707454436416 + 434669897025 = 1306696^2 + 659295^2 .

It is a cyclic number.

It is not a de Polignac number, because 2142124333441 - 2²⁵ = 2142090779009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2142124333397 and 2142124333406.

It is not an unprimeable number, because it can be changed into a prime (2142124333421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116651550 + ... + 116669911.

It is an arithmetic number, because the mean of its divisors is an integer number (535589416021).

Almost surely, 2^{2142124333441} is an apocalyptic number.

It is an amenable number.

2142124333441 is a deficient number, since it is larger than the sum of its proper divisors (233330643).

2142124333441 is an equidigital number, since it uses as much as digits as its factorization.

2142124333441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233330642.

The product of its digits is 55296, while the sum is 34.

Adding to 2142124333441 its reverse (1443334212412), we get a palindrome (3585458545853).

The spelling of 2142124333441 in words is "two trillion, one hundred forty-two billion, one hundred twenty-four million, three hundred thirty-three thousand, four hundred forty-one".