140223434221000 has 64 divisors (see below), whose sum is σ = 353363054269680. Its totient is φ = 51774806476800.

The previous prime is 140223434220937. The next prime is 140223434221007. The reversal of 140223434221000 is 122434322041.

It can be written as a sum of positive squares in 8 ways, for example, as 18484032081636 + 121739402139364 = 4299306^2 + 11033558^2 .

It is a super-2 number, since 2×140223434221000² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140223434221000.

It is not an unprimeable number, because it can be changed into a prime (140223434221007) 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, 5393196009 + ... + 5393222008.

Almost surely, 2^{140223434221000} is an apocalyptic number.

140223434221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140223434221000 is an abundant number, since it is smaller than the sum of its proper divisors (213139620048680).

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

140223434221000 is a wasteful number, since it uses less digits than its factorization.

140223434221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10786418051 (or 10786418037 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 140223434221000 its reverse (122434322041), we get a palindrome (140345868543041).

The spelling of 140223434221000 in words is "one hundred forty trillion, two hundred twenty-three billion, four hundred thirty-four million, two hundred twenty-one thousand".