1022454400122 has 64 divisors (see below), whose sum is σ = 2339624079360. Its totient is φ = 330740770752.

The previous prime is 1022454400057. The next prime is 1022454400141. The reversal of 1022454400122 is 2210044542201.

It is a happy number.

1022454400122 is a `hidden beast` number, since 1 + 0 + 2 + 245 + 4 + 400 + 12 + 2 = 666.

It is a super-2 number, since 2×1022454400122² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97168 + ... + 1433300.

It is an arithmetic number, because the mean of its divisors is an integer number (36556626240).

Almost surely, 2^{1022454400122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022454400122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1169812039680).

1022454400122 is an abundant number, since it is smaller than the sum of its proper divisors (1317169679238).

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

1022454400122 is a wasteful number, since it uses less digits than its factorization.

1022454400122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336564 (or 1336558 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 1022454400122 its reverse (2210044542201), we get a palindrome (3232498942323).

The spelling of 1022454400122 in words is "one trillion, twenty-two billion, four hundred fifty-four million, four hundred thousand, one hundred twenty-two".