201021310108 has 24 divisors (see below), whose sum is σ = 352676069424. Its totient is φ = 100257024000.

The previous prime is 201021310081. The next prime is 201021310109. The reversal of 201021310108 is 801013120102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201021310109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2657466 + ... + 2732062.

It is an arithmetic number, because the mean of its divisors is an integer number (14694836226).

Almost surely, 2^201021310108 is an apocalyptic number.

It is an amenable number.

201021310108 is a deficient number, since it is larger than the sum of its proper divisors (151654759316).

201021310108 is a wasteful number, since it uses less digits than its factorization.

201021310108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76293 (or 76291 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

The spelling of 201021310108 in words is "two hundred one billion, twenty-one million, three hundred ten thousand, one hundred eight".