100312104542402 has 16 divisors (see below), whose sum is σ = 159319496079000. Its totient is φ = 47205615894528.

The previous prime is 100312104542297. The next prime is 100312104542477. The reversal of 100312104542402 is 204245401213001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 79627263874921 + 20684840667481 = 8923411^2 + 4548059^2 .

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, 20924474 + ... + 25267722.

Almost surely, 2^{100312104542402} is an apocalyptic number.

100312104542402 is a deficient number, since it is larger than the sum of its proper divisors (59007391536598).

100312104542402 is a wasteful number, since it uses less digits than its factorization.

100312104542402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5022565.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 100312104542402 its reverse (204245401213001), we get a palindrome (304557505755403).

The spelling of 100312104542402 in words is "one hundred trillion, three hundred twelve billion, one hundred four million, five hundred forty-two thousand, four hundred two".