201033212120 has 64 divisors (see below), whose sum is σ = 508298051520. Its totient is φ = 71000354304.

The previous prime is 201033212053. The next prime is 201033212123. The reversal of 201033212120 is 21212330102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201033212123) 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, 8392439 + ... + 8416358.

It is an arithmetic number, because the mean of its divisors is an integer number (7942157055).

Almost surely, 2^201033212120 is an apocalyptic number.

201033212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201033212120 is an abundant number, since it is smaller than the sum of its proper divisors (307264839400).

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

201033212120 is a wasteful number, since it uses less digits than its factorization.

201033212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16808844 (or 16808840 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 201033212120 its reverse (21212330102), we get a palindrome (222245542222).

The spelling of 201033212120 in words is "two hundred one billion, thirty-three million, two hundred twelve thousand, one hundred twenty".