140421024012012 has 24 divisors (see below), whose sum is σ = 327649436805936. Its totient is φ = 46806953607168.

The previous prime is 140421024011977. The next prime is 140421024012019. The reversal of 140421024012012 is 210210420124041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (140421024012019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4739608 + ... + 17415680.

It is an arithmetic number, because the mean of its divisors is an integer number (13652059866914).

Almost surely, 2^{140421024012012} is an apocalyptic number.

140421024012012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140421024012012 is an abundant number, since it is smaller than the sum of its proper divisors (187228412793924).

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

140421024012012 is a wasteful number, since it uses less digits than its factorization.

140421024012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13599217 (or 13599215 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 140421024012012 its reverse (210210420124041), we get a palindrome (350631444136053).

The spelling of 140421024012012 in words is "one hundred forty trillion, four hundred twenty-one billion, twenty-four million, twelve thousand, twelve".