2142101143321 has 8 divisors (see below), whose sum is σ = 2143653350760. Its totient is φ = 2140549091328.

The previous prime is 2142101143279. The next prime is 2142101143333. The reversal of 2142101143321 is 1233411012412.

It can be written as a sum of positive squares in 4 ways, for example, as 200506928400 + 1941594214921 = 447780^2 + 1393411^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2142101143321 - 2¹⁵ = 2142101110553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2142101143921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51106845 + ... + 51148741.

It is an arithmetic number, because the mean of its divisors is an integer number (267956668845).

Almost surely, 2^{2142101143321} is an apocalyptic number.

It is an amenable number.

2142101143321 is a deficient number, since it is larger than the sum of its proper divisors (1552207439).

2142101143321 is a wasteful number, since it uses less digits than its factorization.

2142101143321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77723.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 2142101143321 its reverse (1233411012412), we get a palindrome (3375512155733).

It can be divided in two parts, 214210 and 1143321, that added together give a palindrome (1357531).

The spelling of 2142101143321 in words is "two trillion, one hundred forty-two billion, one hundred one million, one hundred forty-three thousand, three hundred twenty-one".