201240223000 has 128 divisors (see below), whose sum is σ = 478350774720. Its totient is φ = 79230105600.

The previous prime is 201240222973. The next prime is 201240223027. The reversal of 201240223000 is 322042102.

It is an interprime number because it is at equal distance from previous prime (201240222973) and next prime (201240223027).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22986624 + ... + 22995376.

Almost surely, 2^201240223000 is an apocalyptic number.

201240223000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201240223000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239175387360).

201240223000 is an abundant number, since it is smaller than the sum of its proper divisors (277110551720).

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

201240223000 is a wasteful number, since it uses less digits than its factorization.

201240223000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9134 (or 9120 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 201240223000 its reverse (322042102), we get a palindrome (201562265102).

The spelling of 201240223000 in words is "two hundred one billion, two hundred forty million, two hundred twenty-three thousand".