11012311010103 has 32 divisors (see below), whose sum is σ = 15856835687616. Its totient is φ = 6757831185408.

The previous prime is 11012311010089. The next prime is 11012311010153. The reversal of 11012311010103 is 30101011321011.

It is not a de Polignac number, because 11012311010103 - 2¹² = 11012311006007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012311010153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135784801 + ... + 135865877.

It is an arithmetic number, because the mean of its divisors is an integer number (495526115238).

Almost surely, 2^{11012311010103} is an apocalyptic number.

11012311010103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11012311010103 is a deficient number, since it is larger than the sum of its proper divisors (4844524677513).

11012311010103 is a wasteful number, since it uses less digits than its factorization.

11012311010103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90803.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 11012311010103 its reverse (30101011321011), we get a palindrome (41113322331114).

The spelling of 11012311010103 in words is "eleven trillion, twelve billion, three hundred eleven million, ten thousand, one hundred three".