201043321898 has 8 divisors (see below), whose sum is σ = 301570108992. Its totient is φ = 100519952236.

The previous prime is 201043321879. The next prime is 201043321901. The reversal of 201043321898 is 898123340102.

201043321898 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

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, 701840 + ... + 945867.

It is an arithmetic number, because the mean of its divisors is an integer number (37696263624).

Almost surely, 2^201043321898 is an apocalyptic number.

201043321898 is a deficient number, since it is larger than the sum of its proper divisors (100526787094).

201043321898 is a wasteful number, since it uses less digits than its factorization.

201043321898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1708716.

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 201043321898 in words is "two hundred one billion, forty-three million, three hundred twenty-one thousand, eight hundred ninety-eight".