100012341442 has 16 divisors (see below), whose sum is σ = 161571332160. Its totient is φ = 46155846672.

The previous prime is 100012341439. The next prime is 100012341449. The reversal of 100012341442 is 244143210001.

It is a happy number.

It is a super-2 number, since 2×100012341442² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100012341449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191659 + ... + 486577.

It is an arithmetic number, because the mean of its divisors is an integer number (10098208260).

Almost surely, 2^100012341442 is an apocalyptic number.

100012341442 is a deficient number, since it is larger than the sum of its proper divisors (61558990718).

100012341442 is a wasteful number, since it uses less digits than its factorization.

100012341442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307977.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 100012341442 its reverse (244143210001), we get a palindrome (344155551443).

The spelling of 100012341442 in words is "one hundred billion, twelve million, three hundred forty-one thousand, four hundred forty-two".