20202232102102 has 4 divisors (see below), whose sum is σ = 30303348153156. Its totient is φ = 10101116051050.

The previous prime is 20202232102057. The next prime is 20202232102111. The reversal of 20202232102102 is 20120123220202.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20202232102102.

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, 5050558025524 + ... + 5050558025527.

It is an arithmetic number, because the mean of its divisors is an integer number (7575837038289).

Almost surely, 2^{20202232102102} is an apocalyptic number.

20202232102102 is a deficient number, since it is larger than the sum of its proper divisors (10101116051054).

20202232102102 is a wasteful number, since it uses less digits than its factorization.

20202232102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10101116051053.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20202232102102 its reverse (20120123220202), we get a palindrome (40322355322304).

The spelling of 20202232102102 in words is "twenty trillion, two hundred two billion, two hundred thirty-two million, one hundred two thousand, one hundred two".