202020021012102 has 8 divisors (see below), whose sum is σ = 404040042024216. Its totient is φ = 67340007004032.

The previous prime is 202020021012083. The next prime is 202020021012113. The reversal of 202020021012102 is 201210120020202.

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

202020021012102 is an admirable number.

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, 16835001751003 + ... + 16835001751014.

It is an arithmetic number, because the mean of its divisors is an integer number (50505005253027).

Almost surely, 2^{202020021012102} is an apocalyptic number.

202020021012102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202020021012102 is a wasteful number, since it uses less digits than its factorization.

202020021012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33670003502022.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202020021012102 its reverse (201210120020202), we get a palindrome (403230141032304).

The spelling of 202020021012102 in words is "two hundred two trillion, twenty billion, twenty-one million, twelve thousand, one hundred two".