144133421020 has 24 divisors (see below), whose sum is σ = 303772904064. Its totient is φ = 57445231296.

The previous prime is 144133421011. The next prime is 144133421021. The reversal of 144133421020 is 20124331441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144133421021) 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, 13002892 + ... + 13013971.

It is an arithmetic number, because the mean of its divisors is an integer number (12657204336).

Almost surely, 2^144133421020 is an apocalyptic number.

144133421020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144133421020 is an abundant number, since it is smaller than the sum of its proper divisors (159639483044).

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

144133421020 is a wasteful number, since it uses less digits than its factorization.

144133421020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26017149 (or 26017147 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 144133421020 its reverse (20124331441), we get a palindrome (164257752461).

The spelling of 144133421020 in words is "one hundred forty-four billion, one hundred thirty-three million, four hundred twenty-one thousand, twenty".