2124642324061 has 2 divisors, whose sum is σ = 2124642324062. Its totient is φ = 2124642324060.

The previous prime is 2124642324059. The next prime is 2124642324073. The reversal of 2124642324061 is 1604232464212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1639439524836 + 485202799225 = 1280406^2 + 696565^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124642324061 - 2¹ = 2124642324059 is a prime.

Together with 2124642324059, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2124642324061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124642324011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062321162030 + 1062321162031.

It is an arithmetic number, because the mean of its divisors is an integer number (1062321162031).

Almost surely, 2^{2124642324061} is an apocalyptic number.

It is an amenable number.

2124642324061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124642324061 is an equidigital number, since it uses as much as digits as its factorization.

2124642324061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 37.

Adding to 2124642324061 its reverse (1604232464212), we get a palindrome (3728874788273).

The spelling of 2124642324061 in words is "two trillion, one hundred twenty-four billion, six hundred forty-two million, three hundred twenty-four thousand, sixty-one".