144401000142120 has 64 divisors (see below), whose sum is σ = 440545424184000. Its totient is φ = 37854273481728.

The previous prime is 144401000142101. The next prime is 144401000142169. The reversal of 144401000142120 is 21241000104441.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 10197803665 + ... + 10197817824.

It is an arithmetic number, because the mean of its divisors is an integer number (6883522252875).

Almost surely, 2^{144401000142120} is an apocalyptic number.

144401000142120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144401000142120 is an abundant number, since it is smaller than the sum of its proper divisors (296144424041880).

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

144401000142120 is a wasteful number, since it uses less digits than its factorization.

144401000142120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20395621562 (or 20395621558 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 144401000142120 its reverse (21241000104441), we get a palindrome (165642000246561).

The spelling of 144401000142120 in words is "one hundred forty-four trillion, four hundred one billion, one hundred forty-two thousand, one hundred twenty".