101401442 has 8 divisors (see below), whose sum is σ = 160107600. Its totient is φ = 48032244.

The previous prime is 101401441. The next prime is 101401451. The reversal of 101401442 is 244104101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 101401442.

It is not an unprimeable number, because it can be changed into a prime (101401441) 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 in 3 ways as a sum of consecutive naturals, for example, 1334192 + ... + 1334267.

It is an arithmetic number, because the mean of its divisors is an integer number (20013450).

Almost surely, 2^101401442 is an apocalyptic number.

101401442 is a deficient number, since it is larger than the sum of its proper divisors (58706158).

101401442 is a wasteful number, since it uses less digits than its factorization.

101401442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2668480.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 101401442 is about 10069.8283004230. The cubic root of 101401442 is about 466.3171381587.

Adding to 101401442 its reverse (244104101), we get a palindrome (345505543).

The spelling of 101401442 in words is "one hundred one million, four hundred one thousand, four hundred forty-two".