101111121112012 has 24 divisors (see below), whose sum is σ = 196194753638352. Its totient is φ = 45206164430400.

The previous prime is 101111121112007. The next prime is 101111121112019. The reversal of 101111121112012 is 210211121111101.

It is not an unprimeable number, because it can be changed into a prime (101111121112019) 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, 18835899163 + ... + 18835904530.

It is an arithmetic number, because the mean of its divisors is an integer number (8174781401598).

Almost surely, 2^{101111121112012} is an apocalyptic number.

It is an amenable number.

101111121112012 is a deficient number, since it is larger than the sum of its proper divisors (95083632526340).

101111121112012 is a wasteful number, since it uses less digits than its factorization.

101111121112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37671803769 (or 37671803767 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 101111121112012 its reverse (210211121111101), we get a palindrome (311322242223113).

The spelling of 101111121112012 in words is "one hundred one trillion, one hundred eleven billion, one hundred twenty-one million, one hundred twelve thousand, twelve".