201023200032 has 24 divisors (see below), whose sum is σ = 527685900336. Its totient is φ = 67007733312.

The previous prime is 201023200019. The next prime is 201023200033. The reversal of 201023200032 is 230002320102.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×201023200032² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201023199984 and 201023200020.

It is not an unprimeable number, because it can be changed into a prime (201023200033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1046995738 + ... + 1046995929.

It is an arithmetic number, because the mean of its divisors is an integer number (21986912514).

Almost surely, 2^201023200032 is an apocalyptic number.

It is an amenable number.

201023200032 is an abundant number, since it is smaller than the sum of its proper divisors (326662700304).

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

201023200032 is a wasteful number, since it uses less digits than its factorization.

201023200032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093991680 (or 2093991672 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 201023200032 its reverse (230002320102), we get a palindrome (431025520134).

The spelling of 201023200032 in words is "two hundred one billion, twenty-three million, two hundred thousand, thirty-two".