140440100231020 has 12 divisors (see below), whose sum is σ = 294924210485184. Its totient is φ = 56176040092400.

The previous prime is 140440100231003. The next prime is 140440100231029. The reversal of 140440100231020 is 20132001044041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 140440100230982 and 140440100231000.

It is not an unprimeable number, because it can be changed into a prime (140440100231029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3511002505756 + ... + 3511002505795.

It is an arithmetic number, because the mean of its divisors is an integer number (24577017540432).

Almost surely, 2^{140440100231020} is an apocalyptic number.

140440100231020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140440100231020 is an abundant number, since it is smaller than the sum of its proper divisors (154484110254164).

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

140440100231020 is a wasteful number, since it uses less digits than its factorization.

140440100231020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7022005011560 (or 7022005011558 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 140440100231020 its reverse (20132001044041), we get a palindrome (160572101275061).

The spelling of 140440100231020 in words is "one hundred forty trillion, four hundred forty billion, one hundred million, two hundred thirty-one thousand, twenty".