401143201002 has 48 divisors (see below), whose sum is σ = 880854000000. Its totient is φ = 131915526912.

The previous prime is 401143200937. The next prime is 401143201003. The reversal of 401143201002 is 200102341104.

401143201002 is a `hidden beast` number, since 401 + 143 + 20 + 100 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (401143201003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1663149 + ... + 1889007.

It is an arithmetic number, because the mean of its divisors is an integer number (18351125000).

Almost surely, 2^401143201002 is an apocalyptic number.

401143201002 is an abundant number, since it is smaller than the sum of its proper divisors (479710798998).

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

401143201002 is a wasteful number, since it uses less digits than its factorization.

401143201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227195 (or 227192 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 401143201002 its reverse (200102341104), we get a palindrome (601245542106).

The spelling of 401143201002 in words is "four hundred one billion, one hundred forty-three million, two hundred one thousand, two".