201120111102 has 16 divisors (see below), whose sum is σ = 404146576512. Its totient is φ = 66722311320.

The previous prime is 201120111097. The next prime is 201120111113. The reversal of 201120111102 is 201111021102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79430058 + ... + 79432589.

It is an arithmetic number, because the mean of its divisors is an integer number (25259161032).

Almost surely, 2^201120111102 is an apocalyptic number.

201120111102 is an abundant number, since it is smaller than the sum of its proper divisors (203026465410).

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

201120111102 is a wasteful number, since it uses less digits than its factorization.

201120111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158862863.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201120111102 its reverse (201111021102), we get a palindrome (402231132204).

It can be divided in two parts, 20112011 and 1102, that multiplied together give a palindrome (22163436122).

The spelling of 201120111102 in words is "two hundred one billion, one hundred twenty million, one hundred eleven thousand, one hundred two".