101201204304040 has 16 divisors (see below), whose sum is σ = 227702709684180. Its totient is φ = 40480481721600.

The previous prime is 101201204304029. The next prime is 101201204304047. The reversal of 101201204304040 is 40403402102101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101088908272804 + 112296031236 = 10054298^2 + 335106^2 .

It is not an unprimeable number, because it can be changed into a prime (101201204304047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1265015053761 + ... + 1265015053840.

Almost surely, 2^{101201204304040} is an apocalyptic number.

101201204304040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101201204304040 is an abundant number, since it is smaller than the sum of its proper divisors (126501505380140).

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

101201204304040 is a wasteful number, since it uses less digits than its factorization.

101201204304040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530030107612 (or 2530030107608 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 101201204304040 its reverse (40403402102101), we get a palindrome (141604606406141).

The spelling of 101201204304040 in words is "one hundred one trillion, two hundred one billion, two hundred four million, three hundred four thousand, forty".