20005102242236 has 6 divisors (see below), whose sum is σ = 35008928923920. Its totient is φ = 10002551121116.

The previous prime is 20005102242179. The next prime is 20005102242283. The reversal of 20005102242236 is 63224220150002.

It is a junction number, because it is equal to n+sod(n) for n = 20005102242199 and 20005102242208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500637780276 + ... + 2500637780283.

It is an arithmetic number, because the mean of its divisors is an integer number (5834821487320).

Almost surely, 2^{20005102242236} is an apocalyptic number.

It is an amenable number.

20005102242236 is a deficient number, since it is larger than the sum of its proper divisors (15003826681684).

20005102242236 is a wasteful number, since it uses less digits than its factorization.

20005102242236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5001275560563 (or 5001275560561 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 20005102242236 its reverse (63224220150002), we get a palindrome (83229322392238).

The spelling of 20005102242236 in words is "twenty trillion, five billion, one hundred two million, two hundred forty-two thousand, two hundred thirty-six".