100223123102 has 4 divisors (see below), whose sum is σ = 150334684656. Its totient is φ = 50111561550.

The previous prime is 100223123071. The next prime is 100223123107. The reversal of 100223123102 is 201321322001.

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

It is a super-2 number, since 2×100223123102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100223123107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25055780774 + ... + 25055780777.

It is an arithmetic number, because the mean of its divisors is an integer number (37583671164).

Almost surely, 2^100223123102 is an apocalyptic number.

100223123102 is a deficient number, since it is larger than the sum of its proper divisors (50111561554).

100223123102 is an equidigital number, since it uses as much as digits as its factorization.

100223123102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50111561553.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100223123102 its reverse (201321322001), we get a palindrome (301544445103).

The spelling of 100223123102 in words is "one hundred billion, two hundred twenty-three million, one hundred twenty-three thousand, one hundred two".