140100644120 has 32 divisors (see below), whose sum is σ = 333769183200. Its totient is φ = 52743771648.

The previous prime is 140100644113. The next prime is 140100644141. The reversal of 140100644120 is 21446001041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103014500 + ... + 103015859.

It is an arithmetic number, because the mean of its divisors is an integer number (10430286975).

Almost surely, 2^140100644120 is an apocalyptic number.

140100644120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140100644120 is an abundant number, since it is smaller than the sum of its proper divisors (193668539080).

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

140100644120 is a wasteful number, since it uses less digits than its factorization.

140100644120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206030387 (or 206030383 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 140100644120 its reverse (21446001041), we get a palindrome (161546645161).

The spelling of 140100644120 in words is "one hundred forty billion, one hundred million, six hundred forty-four thousand, one hundred twenty".