144420420302210 has 16 divisors (see below), whose sum is σ = 279953430124536. Its totient is φ = 53324462880768.

The previous prime is 144420420302189. The next prime is 144420420302243. The reversal of 144420420302210 is 12203024024441.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 98110748477569 + 46309671824641 = 9905087^2 + 6805121^2 .

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, 555463154879 + ... + 555463155138.

Almost surely, 2^{144420420302210} is an apocalyptic number.

144420420302210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144420420302210 is a deficient number, since it is larger than the sum of its proper divisors (135533009822326).

144420420302210 is a wasteful number, since it uses less digits than its factorization.

144420420302210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110926310037.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 144420420302210 its reverse (12203024024441), we get a palindrome (156623444326651).

The spelling of 144420420302210 in words is "one hundred forty-four trillion, four hundred twenty billion, four hundred twenty million, three hundred two thousand, two hundred ten".