10111122111102 has 32 divisors (see below), whose sum is σ = 20600576240640. Its totient is φ = 3307570420320.

The previous prime is 10111122111071. The next prime is 10111122111131. The reversal of 10111122111102 is 20111122111101.

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, 31304038 + ... + 31625385.

It is an arithmetic number, because the mean of its divisors is an integer number (643768007520).

Almost surely, 2^{10111122111102} is an apocalyptic number.

10111122111102 is an abundant number, since it is smaller than the sum of its proper divisors (10489454129538).

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

10111122111102 is a wasteful number, since it uses less digits than its factorization.

10111122111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62929928.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 10111122111102 its reverse (20111122111101), we get a palindrome (30222244222203).

Subtracting 10111122111102 from its reverse (20111122111101), we obtain a palindrome (9999999999999).

The spelling of 10111122111102 in words is "ten trillion, one hundred eleven billion, one hundred twenty-two million, one hundred eleven thousand, one hundred two".