201122413040 has 80 divisors (see below), whose sum is σ = 496821237120. Its totient is φ = 75502460160.

The previous prime is 201122413039. The next prime is 201122413091. The reversal of 201122413040 is 40314221102.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455666 + ... + 780945.

It is an arithmetic number, because the mean of its divisors is an integer number (6210265464).

Almost surely, 2^201122413040 is an apocalyptic number.

201122413040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201122413040 is an abundant number, since it is smaller than the sum of its proper divisors (295698824080).

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

201122413040 is a wasteful number, since it uses less digits than its factorization.

201122413040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236750 (or 1236744 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 201122413040 its reverse (40314221102), we get a palindrome (241436634142).

The spelling of 201122413040 in words is "two hundred one billion, one hundred twenty-two million, four hundred thirteen thousand, forty".