101040242 has 16 divisors (see below), whose sum is σ = 160382592. Its totient is φ = 47641440.

The previous prime is 101040241. The next prime is 101040257. The reversal of 101040242 is 242040101.

It is not an unprimeable number, because it can be changed into a prime (101040241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12203 + ... + 18734.

It is an arithmetic number, because the mean of its divisors is an integer number (10023912).

Almost surely, 2^101040242 is an apocalyptic number.

101040242 is a deficient number, since it is larger than the sum of its proper divisors (59342350).

101040242 is a wasteful number, since it uses less digits than its factorization.

101040242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31033.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 101040242 is about 10051.8775360626. The cubic root of 101040242 is about 465.7627931870.

Adding to 101040242 its reverse (242040101), we get a palindrome (343080343).

The spelling of 101040242 in words is "one hundred one million, forty thousand, two hundred forty-two".