1240023223020 has 24 divisors (see below), whose sum is σ = 3472065024624. Its totient is φ = 330672859456.

The previous prime is 1240023223013. The next prime is 1240023223091. The reversal of 1240023223020 is 203223200421.

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 7 ways as a sum of consecutive naturals, for example, 10333526799 + ... + 10333526918.

It is an arithmetic number, because the mean of its divisors is an integer number (144669376026).

Almost surely, 2^{1240023223020} is an apocalyptic number.

1240023223020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1240023223020 is an abundant number, since it is smaller than the sum of its proper divisors (2232041801604).

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

1240023223020 is a wasteful number, since it uses less digits than its factorization.

1240023223020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20667053729 (or 20667053727 counting only the distinct ones).

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

Adding to 1240023223020 its reverse (203223200421), we get a palindrome (1443246423441).

The spelling of 1240023223020 in words is "one trillion, two hundred forty billion, twenty-three million, two hundred twenty-three thousand, twenty".