100135322051243 has 4 divisors (see below), whose sum is σ = 102841682106720. Its totient is φ = 97428961995768.

The previous prime is 100135322051207. The next prime is 100135322051279. The reversal of 100135322051243 is 342150223531001.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (100135322051207) and next prime (100135322051279).

It is a cyclic number.

It is not a de Polignac number, because 100135322051243 - 2¹⁴ = 100135322034859 is a prime.

It is a super-2 number, since 2×100135322051243² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100135322011243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353180027683 + ... + 1353180027756.

It is an arithmetic number, because the mean of its divisors is an integer number (25710420526680).

Almost surely, 2^{100135322051243} is an apocalyptic number.

100135322051243 is a deficient number, since it is larger than the sum of its proper divisors (2706360055477).

100135322051243 is an equidigital number, since it uses as much as digits as its factorization.

100135322051243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2706360055476.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 100135322051243 its reverse (342150223531001), we get a palindrome (442285545582244).

The spelling of 100135322051243 in words is "one hundred trillion, one hundred thirty-five billion, three hundred twenty-two million, fifty-one thousand, two hundred forty-three".