201122400440024 has 32 divisors (see below), whose sum is σ = 430981063968000. Its totient is φ = 86194416155040.

The previous prime is 201122400439969. The next prime is 201122400440029. The reversal of 201122400440024 is 420044004221102.

It is a happy number.

It is a super-2 number, since 2×201122400440024² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201122400439975 and 201122400440002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122400440029) 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, 13279742 + ... + 24054029.

It is an arithmetic number, because the mean of its divisors is an integer number (13468158249000).

Almost surely, 2^{201122400440024} is an apocalyptic number.

It is an amenable number.

201122400440024 is an abundant number, since it is smaller than the sum of its proper divisors (229858663527976).

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

201122400440024 is a wasteful number, since it uses less digits than its factorization.

201122400440024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37429983 (or 37429979 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 201122400440024 its reverse (420044004221102), we get a palindrome (621166404661126).

The spelling of 201122400440024 in words is "two hundred one trillion, one hundred twenty-two billion, four hundred million, four hundred forty thousand, twenty-four".