401201022003442 has 8 divisors (see below), whose sum is σ = 601802610948396. Its totient is φ = 200600151687312.

The previous prime is 401201022003427. The next prime is 401201022003449. The reversal of 401201022003442 is 244300220102104.

It can be written as a sum of positive squares in 2 ways, for example, as 346220858354121 + 54980163649321 = 18607011^2 + 7414861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (401201022003449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178259313 + ... + 180495940.

Almost surely, 2^{401201022003442} is an apocalyptic number.

401201022003442 is a deficient number, since it is larger than the sum of its proper divisors (200601588944954).

401201022003442 is a wasteful number, since it uses less digits than its factorization.

401201022003442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359314412.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 401201022003442 its reverse (244300220102104), we get a palindrome (645501242105546).

The spelling of 401201022003442 in words is "four hundred one trillion, two hundred one billion, twenty-two million, three thousand, four hundred forty-two".