101036642 has 16 divisors (see below), whose sum is σ = 182322240. Its totient is φ = 41022288.

The previous prime is 101036629. The next prime is 101036651. The reversal of 101036642 is 246630101.

It is a happy number.

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, 189653 + ... + 190184.

It is an arithmetic number, because the mean of its divisors is an integer number (11395140).

Almost surely, 2^101036642 is an apocalyptic number.

101036642 is a deficient number, since it is larger than the sum of its proper divisors (81285598).

101036642 is a wasteful number, since it uses less digits than its factorization.

101036642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379865.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 101036642 is about 10051.6984634439. The cubic root of 101036642 is about 465.7572615100.

Adding to 101036642 its reverse (246630101), we get a palindrome (347666743).

The spelling of 101036642 in words is "one hundred one million, thirty-six thousand, six hundred forty-two".