140012012010021 has 8 divisors (see below), whose sum is σ = 186683084532960. Its totient is φ = 93341140413552.

The previous prime is 140012012009993. The next prime is 140012012010047. The reversal of 140012012010021 is 120010210210041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140012012010021 - 2⁶ = 140012012009957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140012012010121) 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, 48598086 + ... + 51398423.

It is an arithmetic number, because the mean of its divisors is an integer number (23335385566620).

Almost surely, 2^{140012012010021} is an apocalyptic number.

It is an amenable number.

140012012010021 is a deficient number, since it is larger than the sum of its proper divisors (46671072522939).

140012012010021 is an equidigital number, since it uses as much as digits as its factorization.

140012012010021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100463235.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 140012012010021 its reverse (120010210210041), we get a palindrome (260022222220062).

The spelling of 140012012010021 in words is "one hundred forty trillion, twelve billion, twelve million, ten thousand, twenty-one".