442111100 has 36 divisors (see below), whose sum is σ = 960615600. Its totient is φ = 176616960.

The previous prime is 442111099. The next prime is 442111121. The reversal of 442111100 is 1111244.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90521 + ... + 95279.

Almost surely, 2^442111100 is an apocalyptic number.

It is an amenable number.

442111100 is an abundant number, since it is smaller than the sum of its proper divisors (518504500).

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

442111100 is a wasteful number, since it uses less digits than its factorization.

442111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5702 (or 5695 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 442111100 is about 21026.4381196626. The cubic root of 442111100 is about 761.8049780719.

Adding to 442111100 its reverse (1111244), we get a palindrome (443222344).

The spelling of 442111100 in words is "four hundred forty-two million, one hundred eleven thousand, one hundred".