23212232001222 has 64 divisors (see below), whose sum is σ = 52856188678656. Its totient is φ = 6726990504960.

The previous prime is 23212232001197. The next prime is 23212232001253. The reversal of 23212232001222 is 22210023221232.

It is a junction number, because it is equal to n+sod(n) for n = 23212232001192 and 23212232001201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7228758 + ... + 9933750.

It is an arithmetic number, because the mean of its divisors is an integer number (825877948104).

Almost surely, 2^{23212232001222} is an apocalyptic number.

23212232001222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23212232001222 is an abundant number, since it is smaller than the sum of its proper divisors (29643956677434).

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

23212232001222 is a wasteful number, since it uses less digits than its factorization.

23212232001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2710685.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23212232001222 its reverse (22210023221232), we get a palindrome (45422255222454).

The spelling of 23212232001222 in words is "twenty-three trillion, two hundred twelve billion, two hundred thirty-two million, one thousand, two hundred twenty-two".