201022120012 has 12 divisors (see below), whose sum is σ = 402044240080. Its totient is φ = 86152337136.

The previous prime is 201022119967. The next prime is 201022120021. The reversal of 201022120012 is 210021220102.

It is a happy number.

201022120012 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 201022119974 and 201022120001.

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, 3589680687 + ... + 3589680742.

Almost surely, 2^201022120012 is an apocalyptic number.

It is an amenable number.

201022120012 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.

201022120012 is a wasteful number, since it uses less digits than its factorization.

201022120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7179361440 (or 7179361438 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201022120012 its reverse (210021220102), we get a palindrome (411043340114).

The spelling of 201022120012 in words is "two hundred one billion, twenty-two million, one hundred twenty thousand, twelve".