101142304 has 12 divisors (see below), whose sum is σ = 199123974. Its totient is φ = 50571136.

The previous prime is 101142277. The next prime is 101142311. The reversal of 101142304 is 403241101.

It can be written as a sum of positive squares in only one way, i.e., 97061904 + 4080400 = 9852^2 + 2020^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

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 as a sum of consecutive naturals, namely, 1580317 + ... + 1580380.

Almost surely, 2^101142304 is an apocalyptic number.

It is an amenable number.

101142304 is a deficient number, since it is larger than the sum of its proper divisors (97981670).

101142304 is an equidigital number, since it uses as much as digits as its factorization.

101142304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160707 (or 3160699 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 101142304 is about 10056.9530176888. The cubic root of 101142304 is about 465.9195646688.

Adding to 101142304 its reverse (403241101), we get a palindrome (504383405).

The spelling of 101142304 in words is "one hundred one million, one hundred forty-two thousand, three hundred four".