2124402001 has 2 divisors, whose sum is σ = 2124402002. Its totient is φ = 2124402000.

The previous prime is 2124401959. The next prime is 2124402037. The reversal of 2124402001 is 1002044212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2122997776 + 1404225 = 46076^2 + 1185^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124402001 - 2¹⁹ = 2123877713 is a prime.

It is not a weakly prime, because it can be changed into another prime (2124402041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062201000 + 1062201001.

It is an arithmetic number, because the mean of its divisors is an integer number (1062201001).

Almost surely, 2^2124402001 is an apocalyptic number.

It is an amenable number.

2124402001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124402001 is an equidigital number, since it uses as much as digits as its factorization.

2124402001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2124402001 is about 46091.2356202348. The cubic root of 2124402001 is about 1285.5201860681.

Adding to 2124402001 its reverse (1002044212), we get a palindrome (3126446213).

The spelling of 2124402001 in words is "two billion, one hundred twenty-four million, four hundred two thousand, one".