140102301421 has 8 divisors (see below), whose sum is σ = 143403390144. Its totient is φ = 136838096640.

The previous prime is 140102301377. The next prime is 140102301439. The reversal of 140102301421 is 124103201041.

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

It is a cyclic number.

It is not a de Polignac number, because 140102301421 - 2⁷ = 140102301293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140102301481) 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, 9213300 + ... + 9228493.

It is an arithmetic number, because the mean of its divisors is an integer number (17925423768).

Almost surely, 2^140102301421 is an apocalyptic number.

It is an amenable number.

140102301421 is a deficient number, since it is larger than the sum of its proper divisors (3301088723).

140102301421 is a wasteful number, since it uses less digits than its factorization.

140102301421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18441971.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 140102301421 its reverse (124103201041), we get a palindrome (264205502462).

The spelling of 140102301421 in words is "one hundred forty billion, one hundred two million, three hundred one thousand, four hundred twenty-one".