140012000310021 has 12 divisors (see below), whose sum is σ = 217161469868832. Its totient is φ = 80006857319928.

The previous prime is 140012000309983. The next prime is 140012000310151. The reversal of 140012000310021 is 120013000210041.

It is not a de Polignac number, because 140012000310021 - 2¹⁹ = 140011999785733 is a prime.

It is a super-2 number, since 2×140012000310021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140012000311021) 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, 476231293425 + ... + 476231293718.

It is an arithmetic number, because the mean of its divisors is an integer number (18096789155736).

Almost surely, 2^{140012000310021} is an apocalyptic number.

It is an amenable number.

140012000310021 is a deficient number, since it is larger than the sum of its proper divisors (77149469558811).

140012000310021 is an equidigital number, since it uses as much as digits as its factorization.

140012000310021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952462587160 (or 952462587153 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 140012000310021 its reverse (120013000210041), we get a palindrome (260025000520062).

The spelling of 140012000310021 in words is "one hundred forty trillion, twelve billion, three hundred ten thousand, twenty-one".