11331211320222 has 64 divisors (see below), whose sum is σ = 24219784131840. Its totient is φ = 3521674630656.

The previous prime is 11331211320199. The next prime is 11331211320223. The reversal of 11331211320222 is 22202311213311.

11331211320222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11331211320222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11331211320192 and 11331211320201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331211320223) 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, 67368913 + ... + 67536899.

It is an arithmetic number, because the mean of its divisors is an integer number (378434127060).

Almost surely, 2^{11331211320222} is an apocalyptic number.

11331211320222 is an abundant number, since it is smaller than the sum of its proper divisors (12888572811618).

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

11331211320222 is a wasteful number, since it uses less digits than its factorization.

11331211320222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174185.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11331211320222 its reverse (22202311213311), we get a palindrome (33533522533533).

The spelling of 11331211320222 in words is "eleven trillion, three hundred thirty-one billion, two hundred eleven million, three hundred twenty thousand, two hundred twenty-two".