22201443154212 has 48 divisors (see below), whose sum is σ = 59217462595200. Its totient is φ = 6341810810112.

The previous prime is 22201443154183. The next prime is 22201443154217. The reversal of 22201443154212 is 21245134410222.

It is a super-2 number, since 2×22201443154212² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22201443154217) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 30021313 + ... + 30751944.

It is an arithmetic number, because the mean of its divisors is an integer number (1233697137400).

Almost surely, 2^{22201443154212} is an apocalyptic number.

It is an amenable number.

22201443154212 is an abundant number, since it is smaller than the sum of its proper divisors (37016019440988).

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

22201443154212 is a wasteful number, since it uses less digits than its factorization.

22201443154212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60777620 (or 60777618 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 22201443154212 its reverse (21245134410222), we get a palindrome (43446577564434).

The spelling of 22201443154212 in words is "twenty-two trillion, two hundred one billion, four hundred forty-three million, one hundred fifty-four thousand, two hundred twelve".