144121002211142 has 16 divisors (see below), whose sum is σ = 237783411616464. Its totient is φ = 65509546458400.

The previous prime is 144121002211127. The next prime is 144121002211163. The reversal of 144121002211142 is 241112200121441.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27070057859 + ... + 27070063182.

It is an arithmetic number, because the mean of its divisors is an integer number (14861463226029).

Almost surely, 2^{144121002211142} is an apocalyptic number.

144121002211142 is a deficient number, since it is larger than the sum of its proper divisors (93662409405322).

144121002211142 is an equidigital number, since it uses as much as digits as its factorization.

144121002211142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54140121076 (or 54140121054 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

Adding to 144121002211142 its reverse (241112200121441), we get a palindrome (385233202332583).

The spelling of 144121002211142 in words is "one hundred forty-four trillion, one hundred twenty-one billion, two million, two hundred eleven thousand, one hundred forty-two".