140421421101 has 16 divisors (see below), whose sum is σ = 208583544960. Its totient is φ = 83433416640.

The previous prime is 140421421051. The next prime is 140421421187. The reversal of 140421421101 is 101124124041.

It is not a de Polignac number, because 140421421101 - 2⁶ = 140421421037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140421421601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62077305 + ... + 62079566.

It is an arithmetic number, because the mean of its divisors is an integer number (13036471560).

Almost surely, 2^140421421101 is an apocalyptic number.

It is an amenable number.

140421421101 is a deficient number, since it is larger than the sum of its proper divisors (68162123859).

140421421101 is a wasteful number, since it uses less digits than its factorization.

140421421101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124156916.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 140421421101 its reverse (101124124041), we get a palindrome (241545545142).

The spelling of 140421421101 in words is "one hundred forty billion, four hundred twenty-one million, four hundred twenty-one thousand, one hundred one".