101042163 has 12 divisors (see below), whose sum is σ = 149510088. Its totient is φ = 65718240.

The previous prime is 101042141. The next prime is 101042167. The reversal of 101042163 is 361240101.

It is a happy number.

It is not a de Polignac number, because 101042163 - 2¹⁴ = 101025779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101042167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136545 + ... + 137282.

It is an arithmetic number, because the mean of its divisors is an integer number (12459174).

Almost surely, 2^101042163 is an apocalyptic number.

101042163 is a deficient number, since it is larger than the sum of its proper divisors (48467925).

101042163 is a wasteful number, since it uses less digits than its factorization.

101042163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273874 (or 273871 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 101042163 is about 10051.9730898963. The cubic root of 101042163 is about 465.7657448976.

Adding to 101042163 its reverse (361240101), we get a palindrome (462282264).

The spelling of 101042163 in words is "one hundred one million, forty-two thousand, one hundred sixty-three".