1420003110420 has 36 divisors (see below), whose sum is σ = 4307342768820. Its totient is φ = 378667496064.

The previous prime is 1420003110403. The next prime is 1420003110431. The reversal of 1420003110420 is 240113000241.

1420003110420 is a `hidden beast` number, since 1 + 4 + 200 + 0 + 31 + 10 + 420 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 147700325124 + 1272302785296 = 384318^2 + 1127964^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1420003110393 and 1420003110402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3944452905 + ... + 3944453264.

It is an arithmetic number, because the mean of its divisors is an integer number (119648410245).

Almost surely, 2^{1420003110420} is an apocalyptic number.

1420003110420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1420003110420 is an abundant number, since it is smaller than the sum of its proper divisors (2887339658400).

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

1420003110420 is a wasteful number, since it uses less digits than its factorization.

1420003110420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7888906184 (or 7888906179 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1420003110420 its reverse (240113000241), we get a palindrome (1660116110661).

The spelling of 1420003110420 in words is "one trillion, four hundred twenty billion, three million, one hundred ten thousand, four hundred twenty".