2124014021 has 2 divisors, whose sum is σ = 2124014022. Its totient is φ = 2124014020.

The previous prime is 2124013973. The next prime is 2124014041. The reversal of 2124014021 is 1204104212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1916250625 + 207763396 = 43775^2 + 14414^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124014021 - 2²² = 2119819717 is a prime.

It is a super-2 number, since 2×2124014021² = 9022871122809176882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124014041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062007010 + 1062007011.

It is an arithmetic number, because the mean of its divisors is an integer number (1062007011).

Almost surely, 2^2124014021 is an apocalyptic number.

It is an amenable number.

2124014021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124014021 is an equidigital number, since it uses as much as digits as its factorization.

2124014021 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 17.

The square root of 2124014021 is about 46087.0266018540. The cubic root of 2124014021 is about 1285.4419230264.

Adding to 2124014021 its reverse (1204104212), we get a palindrome (3328118233).

The spelling of 2124014021 in words is "two billion, one hundred twenty-four million, fourteen thousand, twenty-one".