201001212020112 has 80 divisors (see below), whose sum is σ = 593539680552960. Its totient is φ = 57418511515776.

The previous prime is 201001212020111. The next prime is 201001212020123. The reversal of 201001212020112 is 211020212100102.

It is a junction number, because it is equal to n+sod(n) for n = 201001212020091 and 201001212020100.

It is not an unprimeable number, because it can be changed into a prime (201001212020111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52341838 + ... + 56050605.

It is an arithmetic number, because the mean of its divisors is an integer number (7419246006912).

Almost surely, 2^{201001212020112} is an apocalyptic number.

It is an amenable number.

201001212020112 is an abundant number, since it is smaller than the sum of its proper divisors (392538468532848).

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

201001212020112 is a wasteful number, since it uses less digits than its factorization.

201001212020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108397980 (or 108397974 counting only the distinct ones).

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

Adding to 201001212020112 its reverse (211020212100102), we get a palindrome (412021424120214).

The spelling of 201001212020112 in words is "two hundred one trillion, one billion, two hundred twelve million, twenty thousand, one hundred twelve".