2111122201112 has 32 divisors (see below), whose sum is σ = 3967427308320. Its totient is φ = 1053142068480.

The previous prime is 2111122201109. The next prime is 2111122201117. The reversal of 2111122201112 is 2111022211112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111122201117) 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, 44107658 + ... + 44155494.

It is an arithmetic number, because the mean of its divisors is an integer number (123982103385).

Almost surely, 2^{2111122201112} is an apocalyptic number.

It is an amenable number.

2111122201112 is a deficient number, since it is larger than the sum of its proper divisors (1856305107208).

2111122201112 is a wasteful number, since it uses less digits than its factorization.

2111122201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60371 (or 60367 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 2111122201112 its reverse (2111022211112), we get a palindrome (4222144412224).

The spelling of 2111122201112 in words is "two trillion, one hundred eleven billion, one hundred twenty-two million, two hundred one thousand, one hundred twelve".