16022454331212 has 36 divisors (see below), whose sum is σ = 46287090290896. Its totient is φ = 4577844094560.

The previous prime is 16022454331097. The next prime is 16022454331229. The reversal of 16022454331212 is 21213345422061.

It is a happy number.

16022454331212 is a `hidden beast` number, since 1 + 6 + 0 + 2 + 2 + 4 + 5 + 433 + 1 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31790583739 + ... + 31790584242.

Almost surely, 2^{16022454331212} is an apocalyptic number.

16022454331212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16022454331212 is an abundant number, since it is smaller than the sum of its proper divisors (30264635959684).

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

16022454331212 is a wasteful number, since it uses less digits than its factorization.

16022454331212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63581167998 (or 63581167993 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 16022454331212 its reverse (21213345422061), we get a palindrome (37235799753273).

The spelling of 16022454331212 in words is "sixteen trillion, twenty-two billion, four hundred fifty-four million, three hundred thirty-one thousand, two hundred twelve".