140023402233021 has 48 divisors (see below), whose sum is σ = 209401102310400. Its totient is φ = 90056490781824.

The previous prime is 140023402233019. The next prime is 140023402233073. The reversal of 140023402233021 is 120332204320041.

140023402233021 is a `hidden beast` number, since 1 + 4 + 0 + 0 + 2 + 3 + 402 + 233 + 0 + 21 = 666.

It is not a de Polignac number, because 140023402233021 - 2¹ = 140023402233019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140023402233821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1634465230 + ... + 1634550896.

It is an arithmetic number, because the mean of its divisors is an integer number (4362522964800).

Almost surely, 2^{140023402233021} is an apocalyptic number.

It is an amenable number.

140023402233021 is a deficient number, since it is larger than the sum of its proper divisors (69377700077379).

140023402233021 is a wasteful number, since it uses less digits than its factorization.

140023402233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90738 (or 90735 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 140023402233021 its reverse (120332204320041), we get a palindrome (260355606553062).

The spelling of 140023402233021 in words is "one hundred forty trillion, twenty-three billion, four hundred two million, two hundred thirty-three thousand, twenty-one".