23012211132222 has 64 divisors (see below), whose sum is σ = 54173250883584. Its totient is φ = 6449196510720.

The previous prime is 23012211132217. The next prime is 23012211132223. The reversal of 23012211132222 is 22223111221032.

It is a super-2 number, since 2×23012211132222² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23012211132192 and 23012211132201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23012211132223) 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, 279871938 + ... + 279954149.

It is an arithmetic number, because the mean of its divisors is an integer number (846457045056).

Almost surely, 2^{23012211132222} is an apocalyptic number.

23012211132222 is an abundant number, since it is smaller than the sum of its proper divisors (31161039751362).

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

23012211132222 is a wasteful number, since it uses less digits than its factorization.

23012211132222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559826153.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 23012211132222 its reverse (22223111221032), we get a palindrome (45235322353254).

The spelling of 23012211132222 in words is "twenty-three trillion, twelve billion, two hundred eleven million, one hundred thirty-two thousand, two hundred twenty-two".