2124143321101 has 2 divisors, whose sum is σ = 2124143321102. Its totient is φ = 2124143321100.

The previous prime is 2124143321099. The next prime is 2124143321107. The reversal of 2124143321101 is 1011233414212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2069998685001 + 54144636100 = 1438749^2 + 232690^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124143321101 - 2¹ = 2124143321099 is a prime.

Together with 2124143321099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124143321107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062071660550 + 1062071660551.

It is an arithmetic number, because the mean of its divisors is an integer number (1062071660551).

Almost surely, 2^{2124143321101} is an apocalyptic number.

It is an amenable number.

2124143321101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124143321101 is an equidigital number, since it uses as much as digits as its factorization.

2124143321101 is an evil number, because the sum of its binary digits is even.

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

Adding to 2124143321101 its reverse (1011233414212), we get a palindrome (3135376735313).

The spelling of 2124143321101 in words is "two trillion, one hundred twenty-four billion, one hundred forty-three million, three hundred twenty-one thousand, one hundred one".