402201120040 has 32 divisors (see below), whose sum is σ = 905634593280. Its totient is φ = 160759190592.

The previous prime is 402201120001. The next prime is 402201120053. The reversal of 402201120040 is 40021102204.

It is a super-2 number, since 2×402201120040² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402201119996 and 402201120023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3735552 + ... + 3841711.

It is an arithmetic number, because the mean of its divisors is an integer number (28301081040).

Almost surely, 2^402201120040 is an apocalyptic number.

402201120040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402201120040 is an abundant number, since it is smaller than the sum of its proper divisors (503433473240).

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

402201120040 is a wasteful number, since it uses less digits than its factorization.

402201120040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7578601 (or 7578597 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 402201120040 its reverse (40021102204), we get a palindrome (442222222244).

The spelling of 402201120040 in words is "four hundred two billion, two hundred one million, one hundred twenty thousand, forty".