101405222240278 has 16 divisors (see below), whose sum is σ = 165947807425680. Its totient is φ = 46089952499200.

The previous prime is 101405222240239. The next prime is 101405222240279. The reversal of 101405222240278 is 872042222504101.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 101405222240278.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101405222240279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166205443 + ... + 166814446.

It is an arithmetic number, because the mean of its divisors is an integer number (10371737964105).

Almost surely, 2^{101405222240278} is an apocalyptic number.

101405222240278 is a deficient number, since it is larger than the sum of its proper divisors (64542585185402).

101405222240278 is a wasteful number, since it uses less digits than its factorization.

101405222240278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333033743.

The product of its (nonzero) digits is 143360, while the sum is 40.

Adding to 101405222240278 its reverse (872042222504101), we get a palindrome (973447444744379).

The spelling of 101405222240278 in words is "one hundred one trillion, four hundred five billion, two hundred twenty-two million, two hundred forty thousand, two hundred seventy-eight".