1001122340004 has 72 divisors (see below), whose sum is σ = 2679910990848. Its totient is φ = 314026433280.

The previous prime is 1001122339999. The next prime is 1001122340011. The reversal of 1001122340004 is 4000432211001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3717549 + ... + 3977739.

It is an arithmetic number, because the mean of its divisors is an integer number (37220985984).

Almost surely, 2^{1001122340004} is an apocalyptic number.

It is an amenable number.

1001122340004 is an abundant number, since it is smaller than the sum of its proper divisors (1678788650844).

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

1001122340004 is a wasteful number, since it uses less digits than its factorization.

1001122340004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266505 (or 266500 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1001122340004 its reverse (4000432211001), we get a palindrome (5001554551005).

The spelling of 1001122340004 in words is "one trillion, one billion, one hundred twenty-two million, three hundred forty thousand, four".