1011200111016 has 32 divisors (see below), whose sum is σ = 2528237910240. Its totient is φ = 337035019328.

The previous prime is 1011200110997. The next prime is 1011200111017. The reversal of 1011200111016 is 6101110021101.

It is a junction number, because it is equal to n+sod(n) for n = 1011200110986 and 1011200111004.

It is not an unprimeable number, because it can be changed into a prime (1011200111017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1718931 + ... + 2230946.

It is an arithmetic number, because the mean of its divisors is an integer number (79007434695).

Almost surely, 2^{1011200111016} is an apocalyptic number.

It is an amenable number.

1011200111016 is an abundant number, since it is smaller than the sum of its proper divisors (1517037799224).

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

1011200111016 is a wasteful number, since it uses less digits than its factorization.

1011200111016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3960553 (or 3960549 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1011200111016 its reverse (6101110021101), we get a palindrome (7112310132117).

The spelling of 1011200111016 in words is "one trillion, eleven billion, two hundred million, one hundred eleven thousand, sixteen".