1023340400022 has 32 divisors (see below), whose sum is σ = 2094512061312. Its totient is φ = 333143362944.

The previous prime is 1023340400021. The next prime is 1023340400039. The reversal of 1023340400022 is 2200040433201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023340400021) by changing a digit.

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, 2140293 + ... + 2574399.

It is an arithmetic number, because the mean of its divisors is an integer number (65453501916).

Almost surely, 2^{1023340400022} is an apocalyptic number.

1023340400022 is an abundant number, since it is smaller than the sum of its proper divisors (1071171661290).

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

1023340400022 is a wasteful number, since it uses less digits than its factorization.

1023340400022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443292.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 1023340400022 its reverse (2200040433201), we get a palindrome (3223380833223).

The spelling of 1023340400022 in words is "one trillion, twenty-three billion, three hundred forty million, four hundred thousand, twenty-two".