12213110235 has 16 divisors (see below), whose sum is σ = 19562261760. Its totient is φ = 6506563680.

The previous prime is 12213110213. The next prime is 12213110237. The reversal of 12213110235 is 53201131221.

It is not a de Polignac number, because 12213110235 - 2³¹ = 10065626587 is a prime.

It is a super-2 number, since 2×12213110235² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12213110237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429201 + ... + 456770.

It is an arithmetic number, because the mean of its divisors is an integer number (1222641360).

Almost surely, 2^12213110235 is an apocalyptic number.

12213110235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12213110235 is a deficient number, since it is larger than the sum of its proper divisors (7349151525).

12213110235 is an equidigital number, since it uses as much as digits as its factorization.

12213110235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886898.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 12213110235 its reverse (53201131221), we get a palindrome (65414241456).

The spelling of 12213110235 in words is "twelve billion, two hundred thirteen million, one hundred ten thousand, two hundred thirty-five".