20202102203102 has 8 divisors (see below), whose sum is σ = 31122157448136. Its totient is φ = 9828049720392.

The previous prime is 20202102203051. The next prime is 20202102203117. The reversal of 20202102203102 is 20130220120202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136500690488 + ... + 136500690635.

It is an arithmetic number, because the mean of its divisors is an integer number (3890269681017).

Almost surely, 2^{20202102203102} is an apocalyptic number.

20202102203102 is a deficient number, since it is larger than the sum of its proper divisors (10920055245034).

20202102203102 is a wasteful number, since it uses less digits than its factorization.

20202102203102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273001381162.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20202102203102 its reverse (20130220120202), we get a palindrome (40332322323304).

The spelling of 20202102203102 in words is "twenty trillion, two hundred two billion, one hundred two million, two hundred three thousand, one hundred two".