100123340444 has 12 divisors (see below), whose sum is σ = 175265464584. Its totient is φ = 50047493424.

The previous prime is 100123340423. The next prime is 100123340459. The reversal of 100123340444 is 444043321001.

It is a super-2 number, since 2×100123340444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3528302 + ... + 3556565.

It is an arithmetic number, because the mean of its divisors is an integer number (14605455382).

Almost surely, 2^100123340444 is an apocalyptic number.

It is an amenable number.

100123340444 is a deficient number, since it is larger than the sum of its proper divisors (75142124140).

100123340444 is a wasteful number, since it uses less digits than its factorization.

100123340444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7088404 (or 7088402 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 100123340444 its reverse (444043321001), we get a palindrome (544166661445).

The spelling of 100123340444 in words is "one hundred billion, one hundred twenty-three million, three hundred forty thousand, four hundred forty-four".