201012023120 has 40 divisors (see below), whose sum is σ = 471890380416. Its totient is φ = 79624176768.

The previous prime is 201012023081. The next prime is 201012023129. The reversal of 201012023120 is 21320210102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 201012023095 and 201012023104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201012023129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12189092 + ... + 12205571.

Almost surely, 2^201012023120 is an apocalyptic number.

201012023120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201012023120 is an abundant number, since it is smaller than the sum of its proper divisors (270878357296).

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

201012023120 is a wasteful number, since it uses less digits than its factorization.

201012023120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24394779 (or 24394773 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 201012023120 its reverse (21320210102), we get a palindrome (222332233222).

The spelling of 201012023120 in words is "two hundred one billion, twelve million, twenty-three thousand, one hundred twenty".