1422201244152 has 256 divisors, whose sum is σ = 3913130632320. Its totient is φ = 428101632000.

The previous prime is 1422201244151. The next prime is 1422201244181. The reversal of 1422201244152 is 2514421022241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422201244151) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2028817402 + ... + 2028818102.

Almost surely, 2^{1422201244152} is an apocalyptic number.

1422201244152 is a gapful number since it is divisible by the number (12) 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 1422201244152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1956565316160).

1422201244152 is an abundant number, since it is smaller than the sum of its proper divisors (2490929388168).

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

1422201244152 is a wasteful number, since it uses less digits than its factorization.

1422201244152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394 (or 1390 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 1422201244152 its reverse (2514421022241), we get a palindrome (3936622266393).

The spelling of 1422201244152 in words is "one trillion, four hundred twenty-two billion, two hundred one million, two hundred forty-four thousand, one hundred fifty-two".