201101111121012 has 24 divisors (see below), whose sum is σ = 470016684578112. Its totient is φ = 66922166760000.

The previous prime is 201101111120983. The next prime is 201101111121121. The reversal of 201101111121012 is 210121111101102.

It is a junction number, because it is equal to n+sod(n) for n = 201101111120982 and 201101111121000.

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, 13942110864 + ... + 13942125287.

It is an arithmetic number, because the mean of its divisors is an integer number (19584028524088).

Almost surely, 2^{201101111121012} is an apocalyptic number.

It is an amenable number.

201101111121012 is an abundant number, since it is smaller than the sum of its proper divisors (268915573457100).

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

201101111121012 is a wasteful number, since it uses less digits than its factorization.

201101111121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27884236759 (or 27884236757 counting only the distinct ones).

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

Adding to 201101111121012 its reverse (210121111101102), we get a palindrome (411222222222114).

The spelling of 201101111121012 in words is "two hundred one trillion, one hundred one billion, one hundred eleven million, one hundred twenty-one thousand, twelve".