20202102202094 has 4 divisors (see below), whose sum is σ = 30303153303144. Its totient is φ = 10101051101046.

The previous prime is 20202102202081. The next prime is 20202102202097. The reversal of 20202102202094 is 49020220120202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202102202097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050525550522 + ... + 5050525550525.

It is an arithmetic number, because the mean of its divisors is an integer number (7575788325786).

Almost surely, 2^{20202102202094} is an apocalyptic number.

20202102202094 is a deficient number, since it is larger than the sum of its proper divisors (10101051101050).

20202102202094 is a wasteful number, since it uses less digits than its factorization.

20202102202094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10101051101049.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 20202102202094 its reverse (49020220120202), we get a palindrome (69222322322296).

The spelling of 20202102202094 in words is "twenty trillion, two hundred two billion, one hundred two million, two hundred two thousand, ninety-four".