1442020342113 has 24 divisors (see below), whose sum is σ = 2326222120768. Its totient is φ = 887397131664.

The previous prime is 1442020342109. The next prime is 1442020342171. The reversal of 1442020342113 is 3112430202441.

1442020342113 is a `hidden beast` number, since 1 + 4 + 4 + 20 + 203 + 421 + 13 = 666.

It is not a de Polignac number, because 1442020342113 - 2² = 1442020342109 is a prime.

It is a super-2 number, since 2×1442020342113² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1442020342183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 228236845 + ... + 228243162.

Almost surely, 2^{1442020342113} is an apocalyptic number.

1442020342113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1442020342113 is a deficient number, since it is larger than the sum of its proper divisors (884201778655).

1442020342113 is an equidigital number, since it uses as much as digits as its factorization.

1442020342113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456480035 (or 456480023 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1442020342113 its reverse (3112430202441), we get a palindrome (4554450544554).

The spelling of 1442020342113 in words is "one trillion, four hundred forty-two billion, twenty million, three hundred forty-two thousand, one hundred thirteen".