140243021021232 has 60 divisors (see below), whose sum is σ = 392501907064800. Its totient is φ = 46745740550784.

The previous prime is 140243021021227. The next prime is 140243021021239. The reversal of 140243021021232 is 232120120342041.

140243021021232 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 430 + 2 + 10 + 212 + 3 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 140243021021196 and 140243021021205.

It is not an unprimeable number, because it can be changed into a prime (140243021021239) 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, 16640232 + ... + 23608967.

It is an arithmetic number, because the mean of its divisors is an integer number (6541698451080).

Almost surely, 2^{140243021021232} is an apocalyptic number.

140243021021232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140243021021232 is an abundant number, since it is smaller than the sum of its proper divisors (252258886043568).

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

140243021021232 is a wasteful number, since it uses less digits than its factorization.

140243021021232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40273410 (or 40273401 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 140243021021232 its reverse (232120120342041), we get a palindrome (372363141363273).

The spelling of 140243021021232 in words is "one hundred forty trillion, two hundred forty-three billion, twenty-one million, twenty-one thousand, two hundred thirty-two".