201111100210012 has 12 divisors (see below), whose sum is σ = 372647038624560. Its totient is φ = 94640517745856.

The previous prime is 201111100210001. The next prime is 201111100210091. The reversal of 201111100210012 is 210012001111102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201111100209974 and 201111100210001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1478758089712 + ... + 1478758089847.

It is an arithmetic number, because the mean of its divisors is an integer number (31053919885380).

Almost surely, 2^{201111100210012} is an apocalyptic number.

It is an amenable number.

201111100210012 is a deficient number, since it is larger than the sum of its proper divisors (171535938414548).

201111100210012 is a wasteful number, since it uses less digits than its factorization.

201111100210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2957516179580 (or 2957516179578 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 201111100210012 its reverse (210012001111102), we get a palindrome (411123101321114).

The spelling of 201111100210012 in words is "two hundred one trillion, one hundred eleven billion, one hundred million, two hundred ten thousand, twelve".