20244340102 has 48 divisors (see below), whose sum is σ = 35545400640. Its totient is φ = 8622028800.

The previous prime is 20244340087. The next prime is 20244340117. The reversal of 20244340102 is 20104344202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20244340087) and next prime (20244340117).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14367174 + ... + 14368582.

It is an arithmetic number, because the mean of its divisors is an integer number (740529180).

Almost surely, 2^20244340102 is an apocalyptic number.

20244340102 is a deficient number, since it is larger than the sum of its proper divisors (15301060538).

20244340102 is a wasteful number, since it uses less digits than its factorization.

20244340102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2237 (or 2230 counting only the distinct ones).

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

Adding to 20244340102 its reverse (20104344202), we get a palindrome (40348684304).

The spelling of 20244340102 in words is "twenty billion, two hundred forty-four million, three hundred forty thousand, one hundred two".