100512442446 has 32 divisors (see below), whose sum is σ = 216500866848. Its totient is φ = 30925115520.

The previous prime is 100512442441. The next prime is 100512442453. The reversal of 100512442446 is 644244215001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100512442441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2097676 + ... + 2145056.

It is an arithmetic number, because the mean of its divisors is an integer number (6765652089).

Almost surely, 2^100512442446 is an apocalyptic number.

100512442446 is an abundant number, since it is smaller than the sum of its proper divisors (115988424402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100512442446 is a wasteful number, since it uses less digits than its factorization.

100512442446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74596.

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 100512442446 its reverse (644244215001), we get a palindrome (744756657447).

The spelling of 100512442446 in words is "one hundred billion, five hundred twelve million, four hundred forty-two thousand, four hundred forty-six".