100001822 has 8 divisors (see below), whose sum is σ = 150086136. Its totient is φ = 49973112.

The previous prime is 100001821. The next prime is 100001827. The reversal of 100001822 is 228100001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 100001797 and 100001806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9068 + ... + 16799.

It is an arithmetic number, because the mean of its divisors is an integer number (18760767).

Almost surely, 2^100001822 is an apocalyptic number.

100001822 is a deficient number, since it is larger than the sum of its proper divisors (50084314).

100001822 is a wasteful number, since it uses less digits than its factorization.

100001822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27802.

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

The square root of 100001822 is about 10000.0910995850. The cubic root of 100001822 is about 464.1617023358.

Adding to 100001822 its reverse (228100001), we get a palindrome (328101823).

The spelling of 100001822 in words is "one hundred million, one thousand, eight hundred twenty-two".