1465040230122 has 128 divisors (see below), whose sum is σ = 3737894584320. Its totient is φ = 373139988480.

The previous prime is 1465040230079. The next prime is 1465040230187. The reversal of 1465040230122 is 2210320405641.

It is a super-2 number, since 2×1465040230122² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1465040230122.

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 63 ways as a sum of consecutive naturals, for example, 336154 + ... + 1744442.

It is an arithmetic number, because the mean of its divisors is an integer number (29202301440).

Almost surely, 2^{1465040230122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1465040230122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1868947292160).

1465040230122 is an abundant number, since it is smaller than the sum of its proper divisors (2272854354198).

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

1465040230122 is a wasteful number, since it uses less digits than its factorization.

1465040230122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408396.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1465040230122 its reverse (2210320405641), we get a palindrome (3675360635763).

The spelling of 1465040230122 in words is "one trillion, four hundred sixty-five billion, forty million, two hundred thirty thousand, one hundred twenty-two".