202021012011102 has 8 divisors (see below), whose sum is σ = 404042024022216. Its totient is φ = 67340337337032.

The previous prime is 202021012011061. The next prime is 202021012011109. The reversal of 202021012011102 is 201110210120202.

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

202021012011102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202021012011109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16835084334253 + ... + 16835084334264.

It is an arithmetic number, because the mean of its divisors is an integer number (50505253002777).

Almost surely, 2^{202021012011102} is an apocalyptic number.

202021012011102 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.

202021012011102 is a wasteful number, since it uses less digits than its factorization.

202021012011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33670168668522.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202021012011102 its reverse (201110210120202), we get a palindrome (403131222131304).

The spelling of 202021012011102 in words is "two hundred two trillion, twenty-one billion, twelve million, eleven thousand, one hundred two".