144121011423402 has 64 divisors (see below), whose sum is σ = 311295258892800. Its totient is φ = 44219129071104.

The previous prime is 144121011423379. The next prime is 144121011423589. The reversal of 144121011423402 is 204324110121441.

144121011423402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×144121011423402² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144121011423402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258758488 + ... + 259314860.

It is an arithmetic number, because the mean of its divisors is an integer number (4863988420200).

Almost surely, 2^{144121011423402} is an apocalyptic number.

144121011423402 is an abundant number, since it is smaller than the sum of its proper divisors (167174247469398).

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

144121011423402 is a wasteful number, since it uses less digits than its factorization.

144121011423402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565807.

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 144121011423402 its reverse (204324110121441), we get a palindrome (348445121544843).

The spelling of 144121011423402 in words is "one hundred forty-four trillion, one hundred twenty-one billion, eleven million, four hundred twenty-three thousand, four hundred two".