100406113252 has 12 divisors (see below), whose sum is σ = 186046621740. Its totient is φ = 47249935616.

The previous prime is 100406113229. The next prime is 100406113279. The reversal of 100406113252 is 252311604001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40716782656 + 59689330596 = 201784^2 + 244314^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 738280177 + ... + 738280312.

It is an arithmetic number, because the mean of its divisors is an integer number (15503885145).

Almost surely, 2^100406113252 is an apocalyptic number.

It is an amenable number.

100406113252 is a deficient number, since it is larger than the sum of its proper divisors (85640508488).

100406113252 is a wasteful number, since it uses less digits than its factorization.

100406113252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476560510 (or 1476560508 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 100406113252 its reverse (252311604001), we get a palindrome (352717717253).

The spelling of 100406113252 in words is "one hundred billion, four hundred six million, one hundred thirteen thousand, two hundred fifty-two".