1420030023420 has 96 divisors (see below), whose sum is σ = 4110430040640. Its totient is φ = 366049290240.

The previous prime is 1420030023403. The next prime is 1420030023427. The reversal of 1420030023420 is 243200300241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420030023427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2379787 + ... + 2916066.

It is an arithmetic number, because the mean of its divisors is an integer number (42816979590).

Almost surely, 2^{1420030023420} is an apocalyptic number.

1420030023420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1420030023420 is an abundant number, since it is smaller than the sum of its proper divisors (2690400017220).

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

1420030023420 is a wasteful number, since it uses less digits than its factorization.

1420030023420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5296015 (or 5296013 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 1420030023420 its reverse (243200300241), we get a palindrome (1663230323661).

The spelling of 1420030023420 in words is "one trillion, four hundred twenty billion, thirty million, twenty-three thousand, four hundred twenty".