140504201220 has 24 divisors (see below), whose sum is σ = 393411763584. Its totient is φ = 37467786976.

The previous prime is 140504201219. The next prime is 140504201261. The reversal of 140504201220 is 22102405041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1170868284 + ... + 1170868403.

It is an arithmetic number, because the mean of its divisors is an integer number (16392156816).

Almost surely, 2^140504201220 is an apocalyptic number.

140504201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140504201220 is an abundant number, since it is smaller than the sum of its proper divisors (252907562364).

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

140504201220 is a wasteful number, since it uses less digits than its factorization.

140504201220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2341736699 (or 2341736697 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 140504201220 its reverse (22102405041), we get a palindrome (162606606261).

The spelling of 140504201220 in words is "one hundred forty billion, five hundred four million, two hundred one thousand, two hundred twenty".