11213323220031 has 16 divisors (see below), whose sum is σ = 15335430040800. Its totient is φ = 7285275870080.

The previous prime is 11213323219991. The next prime is 11213323220041. The reversal of 11213323220031 is 13002232331211.

It is a cyclic number.

It is not a de Polignac number, because 11213323220031 - 2¹⁴ = 11213323203647 is a prime.

It is a super-2 number, since 2×11213323220031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11213323219983 and 11213323220010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11213323220041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236634180 + ... + 236681561.

It is an arithmetic number, because the mean of its divisors is an integer number (958464377550).

Almost surely, 2^{11213323220031} is an apocalyptic number.

11213323220031 is a deficient number, since it is larger than the sum of its proper divisors (4122106820769).

11213323220031 is a wasteful number, since it uses less digits than its factorization.

11213323220031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473315946.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 11213323220031 its reverse (13002232331211), we get a palindrome (24215555551242).

The spelling of 11213323220031 in words is "eleven trillion, two hundred thirteen billion, three hundred twenty-three million, two hundred twenty thousand, thirty-one".