100212324242 has 4 divisors (see below), whose sum is σ = 150318486366. Its totient is φ = 50106162120.

The previous prime is 100212324229. The next prime is 100212324269. The reversal of 100212324242 is 242423212001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242423212001 = 211979 ⋅1143619.

It can be written as a sum of positive squares in only one way, i.e., 92610053761 + 7602270481 = 304319^2 + 87191^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25053081059 + ... + 25053081062.

Almost surely, 2^100212324242 is an apocalyptic number.

100212324242 is a deficient number, since it is larger than the sum of its proper divisors (50106162124).

100212324242 is an equidigital number, since it uses as much as digits as its factorization.

100212324242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50106162123.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 100212324242 its reverse (242423212001), we get a palindrome (342635536243).

The spelling of 100212324242 in words is "one hundred billion, two hundred twelve million, three hundred twenty-four thousand, two hundred forty-two".