1011200212011 has 16 divisors (see below), whose sum is σ = 1470859188480. Its totient is φ = 612839231520.

The previous prime is 1011200211979. The next prime is 1011200212019. The reversal of 1011200212011 is 1102120021101.

It is not a de Polignac number, because 1011200212011 - 2⁵ = 1011200211979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011200212019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2393161 + ... + 2783813.

It is an arithmetic number, because the mean of its divisors is an integer number (91928699280).

Almost surely, 2^{1011200212011} is an apocalyptic number.

1011200212011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1011200212011 is a deficient number, since it is larger than the sum of its proper divisors (459658976469).

1011200212011 is a wasteful number, since it uses less digits than its factorization.

1011200212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469106.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1011200212011 its reverse (1102120021101), we get a palindrome (2113320233112).

The spelling of 1011200212011 in words is "one trillion, eleven billion, two hundred million, two hundred twelve thousand, eleven".