201023030102 has 8 divisors (see below), whose sum is σ = 301536460776. Its totient is φ = 100510876512.

The previous prime is 201023030099. The next prime is 201023030141. The reversal of 201023030102 is 201030320102.

It is a happy number.

201023030102 is digitally balanced in base 2, 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 a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384638 + ... + 741614.

It is an arithmetic number, because the mean of its divisors is an integer number (37692057597).

Almost surely, 2^201023030102 is an apocalyptic number.

201023030102 is a deficient number, since it is larger than the sum of its proper divisors (100513430674).

201023030102 is a wasteful number, since it uses less digits than its factorization.

201023030102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638542.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 201023030102 its reverse (201030320102), we get a palindrome (402053350204).

Subtracting 201023030102 from its reverse (201030320102), we obtain a square (7290000 = 2700²).

The spelling of 201023030102 in words is "two hundred one billion, twenty-three million, thirty thousand, one hundred two".