1220021014000 has 120 divisors (see below), whose sum is σ = 3133749994128. Its totient is φ = 459301811200.

The previous prime is 1220021013931. The next prime is 1220021014007. The reversal of 1220021014000 is 4101200221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220021014007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 477382 + ... + 1633381.

Almost surely, 2^{1220021014000} is an apocalyptic number.

1220021014000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1220021014000 is an abundant number, since it is smaller than the sum of its proper divisors (1913728980128).

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

1220021014000 is a wasteful number, since it uses less digits than its factorization.

1220021014000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110820 (or 2110787 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1220021014000 its reverse (4101200221), we get a palindrome (1224122214221).

The spelling of 1220021014000 in words is "one trillion, two hundred twenty billion, twenty-one million, fourteen thousand".