201210121001112 has 64 divisors (see below), whose sum is σ = 519299623234560. Its totient is φ = 64900528387200.

The previous prime is 201210121001093. The next prime is 201210121001261. The reversal of 201210121001112 is 211100121012102.

It is a happy number.

It is a super-3 number, since 3×201210121001112³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201210121001091 and 201210121001100.

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, 4313023 + ... + 20518830.

It is an arithmetic number, because the mean of its divisors is an integer number (8114056613040).

Almost surely, 2^{201210121001112} is an apocalyptic number.

It is an amenable number.

201210121001112 is an abundant number, since it is smaller than the sum of its proper divisors (318089502233448).

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

201210121001112 is a wasteful number, since it uses less digits than its factorization.

201210121001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24842784 (or 24842780 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201210121001112 its reverse (211100121012102), we get a palindrome (412310242013214).

The spelling of 201210121001112 in words is "two hundred one trillion, two hundred ten billion, one hundred twenty-one million, one thousand, one hundred twelve".