100101838 has 4 divisors (see below), whose sum is σ = 150152760. Its totient is φ = 50050918.

The previous prime is 100101809. The next prime is 100101851. The reversal of 100101838 is 838101001.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25025458 + ... + 25025461.

It is an arithmetic number, because the mean of its divisors is an integer number (37538190).

Almost surely, 2^100101838 is an apocalyptic number.

100101838 is a deficient number, since it is larger than the sum of its proper divisors (50050922).

100101838 is an equidigital number, since it uses as much as digits as its factorization.

100101838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50050921.

The product of its (nonzero) digits is 192, while the sum is 22.

The square root of 100101838 is about 10005.0906042874. The cubic root of 100101838 is about 464.3163932796.

Adding to 100101838 its reverse (838101001), we get a palindrome (938202839).

The spelling of 100101838 in words is "one hundred million, one hundred one thousand, eight hundred thirty-eight".