2242014021 has 12 divisors (see below), whose sum is σ = 3487577548. Its totient is φ = 1379700864.

The previous prime is 2242014017. The next prime is 2242014037. The reversal of 2242014021 is 1204102422.

It can be written as a sum of positive squares in 2 ways, for example, as 220522500 + 2021491521 = 14850^2 + 44961^2 .

It is not a de Polignac number, because 2242014021 - 2² = 2242014017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2242013985 and 2242014003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242014091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9581140 + ... + 9581373.

Almost surely, 2^2242014021 is an apocalyptic number.

It is an amenable number.

2242014021 is a deficient number, since it is larger than the sum of its proper divisors (1245563527).

2242014021 is a wasteful number, since it uses less digits than its factorization.

2242014021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19162532 (or 19162529 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 2242014021 is about 47349.9104645405. The cubic root of 2242014021 is about 1308.8185492402.

Adding to 2242014021 its reverse (1204102422), we get a palindrome (3446116443).

The spelling of 2242014021 in words is "two billion, two hundred forty-two million, fourteen thousand, twenty-one".