140021212995 has 24 divisors (see below), whose sum is σ = 242748744576. Its totient is φ = 74664039168.

The previous prime is 140021212993. The next prime is 140021212999. The reversal of 140021212995 is 599212120041.

It is not a de Polignac number, because 140021212995 - 2¹ = 140021212993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140021212993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44422 + ... + 531051.

It is an arithmetic number, because the mean of its divisors is an integer number (10114531024).

Almost surely, 2^140021212995 is an apocalyptic number.

140021212995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140021212995 is a deficient number, since it is larger than the sum of its proper divisors (102727531581).

140021212995 is a wasteful number, since it uses less digits than its factorization.

140021212995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580891 (or 580888 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The spelling of 140021212995 in words is "one hundred forty billion, twenty-one million, two hundred twelve thousand, nine hundred ninety-five".