100213143 has 8 divisors (see below), whose sum is σ = 136876656. Its totient is φ = 65179200.

The previous prime is 100213133. The next prime is 100213153. The reversal of 100213143 is 341312001.

It is an interprime number because it is at equal distance from previous prime (100213133) and next prime (100213153).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100213143 - 2²¹ = 98115991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100213123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407248 + ... + 407493.

It is an arithmetic number, because the mean of its divisors is an integer number (17109582).

Almost surely, 2^100213143 is an apocalyptic number.

100213143 is a deficient number, since it is larger than the sum of its proper divisors (36663513).

100213143 is an equidigital number, since it uses as much as digits as its factorization.

100213143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814785.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 100213143 is about 10010.6514773016. The cubic root of 100213143 is about 464.4884233978.

Adding to 100213143 its reverse (341312001), we get a palindrome (441525144).

The spelling of 100213143 in words is "one hundred million, two hundred thirteen thousand, one hundred forty-three".