201011212120120 has 16 divisors (see below), whose sum is σ = 452275227270360. Its totient is φ = 80404484848032.

The previous prime is 201011212120093. The next prime is 201011212120123. The reversal of 201011212120120 is 21021212110102.

It is a junction number, because it is equal to n+sod(n) for n = 201011212120094 and 201011212120103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201011212120123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2512640151462 + ... + 2512640151541.

Almost surely, 2^{201011212120120} is an apocalyptic number.

201011212120120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201011212120120 is an abundant number, since it is smaller than the sum of its proper divisors (251264015150240).

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

201011212120120 is a wasteful number, since it uses less digits than its factorization.

201011212120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5025280303014 (or 5025280303010 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201011212120120 its reverse (21021212110102), we get a palindrome (222032424230222).

The spelling of 201011212120120 in words is "two hundred one trillion, eleven billion, two hundred twelve million, one hundred twenty thousand, one hundred twenty".