1232201500040 has 32 divisors (see below), whose sum is σ = 3168518143680. Its totient is φ = 422469085632.

The previous prime is 1232201500007. The next prime is 1232201500069. The reversal of 1232201500040 is 400051022321.

It is a super-2 number, since 2×1232201500040² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1232201499985 and 1232201500021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2200359542 + ... + 2200360101.

It is an arithmetic number, because the mean of its divisors is an integer number (99016191990).

Almost surely, 2^{1232201500040} is an apocalyptic number.

1232201500040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1232201500040 is an abundant number, since it is smaller than the sum of its proper divisors (1936316643640).

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

1232201500040 is a wasteful number, since it uses less digits than its factorization.

1232201500040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4400719661 (or 4400719657 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1232201500040 its reverse (400051022321), we get a palindrome (1632252522361).

The spelling of 1232201500040 in words is "one trillion, two hundred thirty-two billion, two hundred one million, five hundred thousand, forty".