101001008 has 20 divisors (see below), whose sum is σ = 195846840. Its totient is φ = 50459904.

The previous prime is 101001001. The next prime is 101001011. The reversal of 101001008 is 800100101.

It is a self number, because there is not a number n which added to its sum of digits gives 101001008.

It is not an unprimeable number, because it can be changed into a prime (101001001) 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, 33416 + ... + 36312.

It is an arithmetic number, because the mean of its divisors is an integer number (9792342).

Almost surely, 2^101001008 is an apocalyptic number.

It is an amenable number.

101001008 is a deficient number, since it is larger than the sum of its proper divisors (94845832).

101001008 is a wasteful number, since it uses less digits than its factorization.

101001008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5084 (or 5078 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 101001008 is about 10049.9257708702. The cubic root of 101001008 is about 465.7025000378.

Adding to 101001008 its reverse (800100101), we get a palindrome (901101109).

The spelling of 101001008 in words is "one hundred one million, one thousand, eight".