140421331100 has 36 divisors (see below), whose sum is σ = 322638662304. Its totient is φ = 52864500480.

The previous prime is 140421331097. The next prime is 140421331103. The reversal of 140421331100 is 1133124041.

It is an interprime number because it is at equal distance from previous prime (140421331097) and next prime (140421331103).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140421331103) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 41298692 + ... + 41302091.

It is an arithmetic number, because the mean of its divisors is an integer number (8962185064).

Almost surely, 2^140421331100 is an apocalyptic number.

140421331100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140421331100 is an abundant number, since it is smaller than the sum of its proper divisors (182217331204).

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

140421331100 is a wasteful number, since it uses less digits than its factorization.

140421331100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82600814 (or 82600807 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 140421331100 its reverse (1133124041), we get a palindrome (141554455141).

The spelling of 140421331100 in words is "one hundred forty billion, four hundred twenty-one million, three hundred thirty-one thousand, one hundred".