201021333241042 has 8 divisors (see below), whose sum is σ = 301536092592000. Its totient is φ = 100509302377044.

The previous prime is 201021333241031. The next prime is 201021333241111. The reversal of 201021333241042 is 240142333120102.

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

It is a super-4 number, since 4×201021333241042⁴ (a number of 58 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201021333241042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681937542 + ... + 682232257.

It is an arithmetic number, because the mean of its divisors is an integer number (37692011574000).

Almost surely, 2^{201021333241042} is an apocalyptic number.

201021333241042 is a deficient number, since it is larger than the sum of its proper divisors (100514759350958).

201021333241042 is a wasteful number, since it uses less digits than its factorization.

201021333241042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364243480.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 201021333241042 its reverse (240142333120102), we get a palindrome (441163666361144).

The spelling of 201021333241042 in words is "two hundred one trillion, twenty-one billion, three hundred thirty-three million, two hundred forty-one thousand, forty-two".