23221012232222 has 32 divisors (see below), whose sum is σ = 41923129996800. Its totient is φ = 9423456059808.

The previous prime is 23221012232213. The next prime is 23221012232311. The reversal of 23221012232222 is 22223221012232.

It is a junction number, because it is equal to n+sod(n) for n = 23221012232191 and 23221012232200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20864453 + ... + 21949200.

It is an arithmetic number, because the mean of its divisors is an integer number (1310097812400).

Almost surely, 2^{23221012232222} is an apocalyptic number.

23221012232222 is a deficient number, since it is larger than the sum of its proper divisors (18702117764578).

23221012232222 is a wasteful number, since it uses less digits than its factorization.

23221012232222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42815720.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 23221012232222 its reverse (22223221012232), we get a palindrome (45444233244454).

The spelling of 23221012232222 in words is "twenty-three trillion, two hundred twenty-one billion, twelve million, two hundred thirty-two thousand, two hundred twenty-two".