2102340244 has 6 divisors (see below), whose sum is σ = 3679095434. Its totient is φ = 1051170120.

The previous prime is 2102340217. The next prime is 2102340281. The reversal of 2102340244 is 4420432012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2094160644 + 8179600 = 45762^2 + 2860^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262792527 + ... + 262792534.

Almost surely, 2^2102340244 is an apocalyptic number.

It is an amenable number.

2102340244 is a deficient number, since it is larger than the sum of its proper divisors (1576755190).

2102340244 is a wasteful number, since it uses less digits than its factorization.

2102340244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525585065 (or 525585063 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2102340244 is about 45851.2839951075. The cubic root of 2102340244 is about 1281.0546816792.

Adding to 2102340244 its reverse (4420432012), we get a palindrome (6522772256).

The spelling of 2102340244 in words is "two billion, one hundred two million, three hundred forty thousand, two hundred forty-four".