40442312102220 has 72 divisors (see below), whose sum is σ = 140200015292064. Its totient is φ = 9243957051648.

The previous prime is 40442312102167. The next prime is 40442312102243. The reversal of 40442312102220 is 2220121324404.

It is a happy number.

40442312102220 is a `hidden beast` number, since 4 + 0 + 4 + 423 + 1 + 2 + 10 + 2 + 220 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16048535289 + ... + 16048537808.

It is an arithmetic number, because the mean of its divisors is an integer number (1947222434612).

Almost surely, 2^{40442312102220} is an apocalyptic number.

It is an amenable number.

40442312102220 is an abundant number, since it is smaller than the sum of its proper divisors (99757703189844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40442312102220 is a wasteful number, since it uses less digits than its factorization.

40442312102220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32097073119 (or 32097073114 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 40442312102220 its reverse (2220121324404), we get a palindrome (42662433426624).

The spelling of 40442312102220 in words is "forty trillion, four hundred forty-two billion, three hundred twelve million, one hundred two thousand, two hundred twenty".