34201221144 has 64 divisors (see below), whose sum is σ = 86257543680. Its totient is φ = 11300016000.

The previous prime is 34201221143. The next prime is 34201221193. The reversal of 34201221144 is 44112210243.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34201221143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2858214 + ... + 2870154.

It is an arithmetic number, because the mean of its divisors is an integer number (1347774120).

Almost surely, 2^34201221144 is an apocalyptic number.

It is an amenable number.

34201221144 is an abundant number, since it is smaller than the sum of its proper divisors (52056322536).

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

34201221144 is a wasteful number, since it uses less digits than its factorization.

34201221144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12992 (or 12988 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 34201221144 its reverse (44112210243), we get a palindrome (78313431387).

The spelling of 34201221144 in words is "thirty-four billion, two hundred one million, two hundred twenty-one thousand, one hundred forty-four".