42332144221220 has 48 divisors (see below), whose sum is σ = 107573448850560. Its totient is φ = 13660120487424.

The previous prime is 42332144221219. The next prime is 42332144221231. The reversal of 42332144221220 is 2212244123324.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8893305230 + ... + 8893309989.

It is an arithmetic number, because the mean of its divisors is an integer number (2241113517720).

Almost surely, 2^{42332144221220} is an apocalyptic number.

It is an amenable number.

42332144221220 is an abundant number, since it is smaller than the sum of its proper divisors (65241304629340).

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

42332144221220 is a wasteful number, since it uses less digits than its factorization.

42332144221220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17786615252 (or 17786615250 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 42332144221220 its reverse (2212244123324), we get a palindrome (44544388344544).

The spelling of 42332144221220 in words is "forty-two trillion, three hundred thirty-two billion, one hundred forty-four million, two hundred twenty-one thousand, two hundred twenty".