1420320240012 has 24 divisors (see below), whose sum is σ = 3359478925936. Its totient is φ = 466954599168.

The previous prime is 1420320239977. The next prime is 1420320240037. The reversal of 1420320240012 is 2100420230241.

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, 810684193 + ... + 810685944.

Almost surely, 2^{1420320240012} is an apocalyptic number.

1420320240012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1420320240012 is an abundant number, since it is smaller than the sum of its proper divisors (1939158685924).

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

1420320240012 is a wasteful number, since it uses less digits than its factorization.

1420320240012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621370217 (or 1621370215 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1420320240012 its reverse (2100420230241), we get a palindrome (3520740470253).

The spelling of 1420320240012 in words is "one trillion, four hundred twenty billion, three hundred twenty million, two hundred forty thousand, twelve".