11212321023321 has 32 divisors (see below), whose sum is σ = 16837304426496. Its totient is φ = 6577071768000.

The previous prime is 11212321023307. The next prime is 11212321023341. The reversal of 11212321023321 is 12332012321211.

It is not a de Polignac number, because 11212321023321 - 2¹⁷ = 11212320892249 is a prime.

It is a super-2 number, since 2×11212321023321² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11212321023291 and 11212321023300.

It is not an unprimeable number, because it can be changed into a prime (11212321023341) 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, 23805795 + ... + 24272216.

It is an arithmetic number, because the mean of its divisors is an integer number (526165763328).

Almost surely, 2^{11212321023321} is an apocalyptic number.

11212321023321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11212321023321 is a deficient number, since it is larger than the sum of its proper divisors (5624983403175).

11212321023321 is a wasteful number, since it uses less digits than its factorization.

11212321023321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48078253.

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

Adding to 11212321023321 its reverse (12332012321211), we get a palindrome (23544333344532).

The spelling of 11212321023321 in words is "eleven trillion, two hundred twelve billion, three hundred twenty-one million, twenty-three thousand, three hundred twenty-one".