140021431014 has 16 divisors (see below), whose sum is σ = 286873176240. Its totient is φ = 45535424640.

The previous prime is 140021430977. The next prime is 140021431021. The reversal of 140021431014 is 410134120041.

It is a super-2 number, since 2×140021431014² (a number of 23 digits) contains 22 as substring.

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, 284596159 + ... + 284596650.

It is an arithmetic number, because the mean of its divisors is an integer number (17929573515).

Almost surely, 2^140021431014 is an apocalyptic number.

140021431014 is an abundant number, since it is smaller than the sum of its proper divisors (146851745226).

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

140021431014 is a wasteful number, since it uses less digits than its factorization.

140021431014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569192855.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 140021431014 its reverse (410134120041), we get a palindrome (550155551055).

The spelling of 140021431014 in words is "one hundred forty billion, twenty-one million, four hundred thirty-one thousand, fourteen".