101022018 has 16 divisors (see below), whose sum is σ = 204045696. Its totient is φ = 33340400.

The previous prime is 101021981. The next prime is 101022059. The reversal of 101022018 is 810220101.

It is a junction number, because it is equal to n+sod(n) for n = 101021988 and 101022006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82746 + ... + 83957.

It is an arithmetic number, because the mean of its divisors is an integer number (12752856).

Almost surely, 2^101022018 is an apocalyptic number.

101022018 is an abundant number, since it is smaller than the sum of its proper divisors (103023678).

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

101022018 is a wasteful number, since it uses less digits than its factorization.

101022018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166809.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 101022018 is about 10050.9709978688. The cubic root of 101022018 is about 465.7347892573.

Adding to 101022018 its reverse (810220101), we get a palindrome (911242119).

The spelling of 101022018 in words is "one hundred one million, twenty-two thousand, eighteen".