140021041200 has 60 divisors (see below), whose sum is σ = 448534072488. Its totient is φ = 37338944000.

The previous prime is 140021041187. The next prime is 140021041201. The reversal of 140021041200 is 2140120041.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 140021041200.

It is not an unprimeable number, because it can be changed into a prime (140021041201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58340901 + ... + 58343300.

Almost surely, 2^140021041200 is an apocalyptic number.

140021041200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140021041200 is an abundant number, since it is smaller than the sum of its proper divisors (308513031288).

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

140021041200 is a wasteful number, since it uses less digits than its factorization.

140021041200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116684222 (or 116684211 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 140021041200 its reverse (2140120041), we get a palindrome (142161161241).

The spelling of 140021041200 in words is "one hundred forty billion, twenty-one million, forty-one thousand, two hundred".