140204221000 has 64 divisors (see below), whose sum is σ = 328589614080. Its totient is φ = 55994212800.

The previous prime is 140204220977. The next prime is 140204221007. The reversal of 140204221000 is 122402041.

It is not an unprimeable number, because it can be changed into a prime (140204221007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 533977 + ... + 752023.

It is an arithmetic number, because the mean of its divisors is an integer number (5134212720).

Almost surely, 2^140204221000 is an apocalyptic number.

140204221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140204221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164294807040).

140204221000 is an abundant number, since it is smaller than the sum of its proper divisors (188385393080).

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

140204221000 is a wasteful number, since it uses less digits than its factorization.

140204221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218711 (or 218697 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 140204221000 its reverse (122402041), we get a palindrome (140326623041).

The spelling of 140204221000 in words is "one hundred forty billion, two hundred four million, two hundred twenty-one thousand".