201043233440 has 48 divisors (see below), whose sum is σ = 542816733312. Its totient is φ = 68929108224.

The previous prime is 201043233421. The next prime is 201043233499. The reversal of 201043233440 is 44332340102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89750324 + ... + 89752563.

It is an arithmetic number, because the mean of its divisors is an integer number (11308681944).

Almost surely, 2^201043233440 is an apocalyptic number.

201043233440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201043233440 is an abundant number, since it is smaller than the sum of its proper divisors (341773499872).

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

201043233440 is a wasteful number, since it uses less digits than its factorization.

201043233440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179502909 (or 179502901 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 201043233440 its reverse (44332340102), we get a palindrome (245375573542).

The spelling of 201043233440 in words is "two hundred one billion, forty-three million, two hundred thirty-three thousand, four hundred forty".