140421021032 has 64 divisors (see below), whose sum is σ = 284021337600. Its totient is φ = 64918402560.

The previous prime is 140421020981. The next prime is 140421021089. The reversal of 140421021032 is 230120124041.

140421021032 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 140421020995 and 140421021013.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736913 + ... + 907679.

It is an arithmetic number, because the mean of its divisors is an integer number (4437833400).

Almost surely, 2^140421021032 is an apocalyptic number.

It is an amenable number.

140421021032 is an abundant number, since it is smaller than the sum of its proper divisors (143600316568).

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

140421021032 is a wasteful number, since it uses less digits than its factorization.

140421021032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170946 (or 170942 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 140421021032 its reverse (230120124041), we get a palindrome (370541145073).

The spelling of 140421021032 in words is "one hundred forty billion, four hundred twenty-one million, twenty-one thousand, thirty-two".