1421141222000 has 80 divisors (see below), whose sum is σ = 3440791754400. Its totient is φ = 567716659200.

The previous prime is 1421141221897. The next prime is 1421141222021. The reversal of 1421141222000 is 2221411241.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1075991 + ... + 2000009.

It is an arithmetic number, because the mean of its divisors is an integer number (43009896930).

Almost surely, 2^{1421141222000} is an apocalyptic number.

1421141222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1421141222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1720395877200).

1421141222000 is an abundant number, since it is smaller than the sum of its proper divisors (2019650532400).

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

1421141222000 is an equidigital number, since it uses as much as digits as its factorization.

1421141222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924811 (or 924795 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1421141222000 its reverse (2221411241), we get a palindrome (1423362633241).

The spelling of 1421141222000 in words is "one trillion, four hundred twenty-one billion, one hundred forty-one million, two hundred twenty-two thousand".