23330221222 has 32 divisors (see below), whose sum is σ = 43639282944. Its totient is φ = 9087876000.

The previous prime is 23330221217. The next prime is 23330221283. The reversal of 23330221222 is 22212203332.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 23330221193 and 23330221202.

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, 958333 + ... + 982375.

It is an arithmetic number, because the mean of its divisors is an integer number (1363727592).

Almost surely, 2^23330221222 is an apocalyptic number.

23330221222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23330221222 is a deficient number, since it is larger than the sum of its proper divisors (20309061722).

23330221222 is a wasteful number, since it uses less digits than its factorization.

23330221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30364.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 23330221222 its reverse (22212203332), we get a palindrome (45542424554).

The spelling of 23330221222 in words is "twenty-three billion, three hundred thirty million, two hundred twenty-one thousand, two hundred twenty-two".