100312001220303 has 6 divisors (see below), whose sum is σ = 144895112873784. Its totient is φ = 66874667480196.

The previous prime is 100312001220289. The next prime is 100312001220421. The reversal of 100312001220303 is 303022100213001.

100312001220303 is a `hidden beast` number, since 10 + 0 + 31 + 200 + 122 + 0 + 303 = 666.

It is not a de Polignac number, because 100312001220303 - 2⁸ = 100312001220047 is a prime.

It is a super-2 number, since 2×100312001220303² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100312001221303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5572888956675 + ... + 5572888956692.

It is an arithmetic number, because the mean of its divisors is an integer number (24149185478964).

Almost surely, 2^{100312001220303} is an apocalyptic number.

100312001220303 is a deficient number, since it is larger than the sum of its proper divisors (44583111653481).

100312001220303 is a wasteful number, since it uses less digits than its factorization.

100312001220303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11145777913373 (or 11145777913370 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 100312001220303 its reverse (303022100213001), we get a palindrome (403334101433304).

The spelling of 100312001220303 in words is "one hundred trillion, three hundred twelve billion, one million, two hundred twenty thousand, three hundred three".