10204111240 has 32 divisors (see below), whose sum is σ = 22963976280. Its totient is φ = 4080804352.

The previous prime is 10204111219. The next prime is 10204111271. The reversal of 10204111240 is 4211140201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9143566884 + 1060544356 = 95622^2 + 32566^2 .

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, 193134 + ... + 240226.

Almost surely, 2^10204111240 is an apocalyptic number.

10204111240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10204111240 is an abundant number, since it is smaller than the sum of its proper divisors (12759865040).

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

10204111240 is a wasteful number, since it uses less digits than its factorization.

10204111240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52521 (or 52517 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10204111240 its reverse (4211140201), we get a palindrome (14415251441).

The spelling of 10204111240 in words is "ten billion, two hundred four million, one hundred eleven thousand, two hundred forty".