201030111102 has 32 divisors (see below), whose sum is σ = 413988400800. Its totient is φ = 65031320448.

The previous prime is 201030111071. The next prime is 201030111133. The reversal of 201030111102 is 201111030102.

201030111102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (201030111071) and next prime (201030111133).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1077577 + ... + 1250292.

It is an arithmetic number, because the mean of its divisors is an integer number (12937137525).

Almost surely, 2^201030111102 is an apocalyptic number.

201030111102 is an abundant number, since it is smaller than the sum of its proper divisors (212958289698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201030111102 is a wasteful number, since it uses less digits than its factorization.

201030111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328300.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 201030111102 its reverse (201111030102), we get a palindrome (402141141204).

The spelling of 201030111102 in words is "two hundred one billion, thirty million, one hundred eleven thousand, one hundred two".