140221113420400 has 120 divisors (see below), whose sum is σ = 348504373198800. Its totient is φ = 54153342566400.

The previous prime is 140221113420379. The next prime is 140221113420403. The reversal of 140221113420400 is 4024311122041.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140221113420403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 983736336 + ... + 983878864.

It is an arithmetic number, because the mean of its divisors is an integer number (2904203109990).

Almost surely, 2^{140221113420400} is an apocalyptic number.

140221113420400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140221113420400 is an abundant number, since it is smaller than the sum of its proper divisors (208283259778400).

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

140221113420400 is a wasteful number, since it uses less digits than its factorization.

140221113420400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227387 (or 227376 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 140221113420400 its reverse (4024311122041), we get a palindrome (144245424542441).

The spelling of 140221113420400 in words is "one hundred forty trillion, two hundred twenty-one billion, one hundred thirteen million, four hundred twenty thousand, four hundred".