202101020202012 has 48 divisors (see below), whose sum is σ = 491506980636672. Its totient is φ = 64560927205440.

The previous prime is 202101020201953. The next prime is 202101020202031. The reversal of 202101020202012 is 210202020101202.

It is a junction number, because it is equal to n+sod(n) for n = 202101020201982 and 202101020202000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2637254463 + ... + 2637331094.

It is an arithmetic number, because the mean of its divisors is an integer number (10239728763264).

Almost surely, 2^{202101020202012} is an apocalyptic number.

It is an amenable number.

202101020202012 is an abundant number, since it is smaller than the sum of its proper divisors (289405960434660).

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

202101020202012 is a wasteful number, since it uses less digits than its factorization.

202101020202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5274585698 (or 5274585696 counting only the distinct ones).

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

Adding to 202101020202012 its reverse (210202020101202), we get a palindrome (412303040303214).

The spelling of 202101020202012 in words is "two hundred two trillion, one hundred one billion, twenty million, two hundred two thousand, twelve".