11310212320103 has 32 divisors (see below), whose sum is σ = 12540777338880. Its totient is φ = 10158663600000.

The previous prime is 11310212320063. The next prime is 11310212320117. The reversal of 11310212320103 is 30102321201311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11310212320103 - 2³⁰ = 11309138578279 is a prime.

It is a super-2 number, since 2×11310212320103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310212320153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8391101 + ... + 9645257.

It is an arithmetic number, because the mean of its divisors is an integer number (391899291840).

Almost surely, 2^{11310212320103} is an apocalyptic number.

11310212320103 is a deficient number, since it is larger than the sum of its proper divisors (1230565018777).

11310212320103 is a wasteful number, since it uses less digits than its factorization.

11310212320103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254519.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11310212320103 its reverse (30102321201311), we get a palindrome (41412533521414).

The spelling of 11310212320103 in words is "eleven trillion, three hundred ten billion, two hundred twelve million, three hundred twenty thousand, one hundred three".