1422002212440 has 64 divisors (see below), whose sum is σ = 4269221890560. Its totient is φ = 378914789760.

The previous prime is 1422002212409. The next prime is 1422002212453. The reversal of 1422002212440 is 442122002241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1422002212440.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4305726 + ... + 4624205.

It is an arithmetic number, because the mean of its divisors is an integer number (66706592040).

Almost surely, 2^{1422002212440} is an apocalyptic number.

1422002212440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422002212440 is an abundant number, since it is smaller than the sum of its proper divisors (2847219678120).

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

1422002212440 is a wasteful number, since it uses less digits than its factorization.

1422002212440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8931272 (or 8931268 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 1422002212440 its reverse (442122002241), we get a palindrome (1864124214681).

The spelling of 1422002212440 in words is "one trillion, four hundred twenty-two billion, two million, two hundred twelve thousand, four hundred forty".