140213112320421 has 24 divisors (see below), whose sum is σ = 231463957193664. Its totient is φ = 80121417909120.

The previous prime is 140213112320419. The next prime is 140213112320447. The reversal of 140213112320421 is 124023211312041.

140213112320421 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 1 + 3 + 1 + 1 + 232 + 0 + 421 = 666.

140213112320421 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140213112320421 - 2¹ = 140213112320419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140213112320221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9430666 + ... + 19218836.

It is an arithmetic number, because the mean of its divisors is an integer number (9644331549736).

Almost surely, 2^{140213112320421} is an apocalyptic number.

It is an amenable number.

140213112320421 is a deficient number, since it is larger than the sum of its proper divisors (91250844873243).

140213112320421 is a wasteful number, since it uses less digits than its factorization.

140213112320421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10015561 (or 10015558 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 140213112320421 its reverse (124023211312041), we get a palindrome (264236323632462).

The spelling of 140213112320421 in words is "one hundred forty trillion, two hundred thirteen billion, one hundred twelve million, three hundred twenty thousand, four hundred twenty-one".