101033242 has 4 divisors (see below), whose sum is σ = 151549866. Its totient is φ = 50516620.

The previous prime is 101033239. The next prime is 101033243. The reversal of 101033242 is 242330101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242330101 = 13 ⋅18640777.

It can be written as a sum of positive squares in only one way, i.e., 82791801 + 18241441 = 9099^2 + 4271^2 .

It is not an unprimeable number, because it can be changed into a prime (101033243) by changing a digit.

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, 25258309 + ... + 25258312.

Almost surely, 2^101033242 is an apocalyptic number.

101033242 is a deficient number, since it is larger than the sum of its proper divisors (50516624).

101033242 is an equidigital number, since it uses as much as digits as its factorization.

101033242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50516623.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 101033242 is about 10051.5293363746. The cubic root of 101033242 is about 465.7520370276.

Adding to 101033242 its reverse (242330101), we get a palindrome (343363343).

The spelling of 101033242 in words is "one hundred one million, thirty-three thousand, two hundred forty-two".