21120323233222 has 16 divisors (see below), whose sum is σ = 32222690294400. Its totient is φ = 10379672202240.

The previous prime is 21120323233201. The next prime is 21120323233267. The reversal of 21120323233222 is 22233232302112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61260822 + ... + 61604617.

It is an arithmetic number, because the mean of its divisors is an integer number (2013918143400).

Almost surely, 2^{21120323233222} is an apocalyptic number.

21120323233222 is a deficient number, since it is larger than the sum of its proper divisors (11102367061178).

21120323233222 is a wasteful number, since it uses less digits than its factorization.

21120323233222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122866911.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 21120323233222 its reverse (22233232302112), we get a palindrome (43353555535334).

The spelling of 21120323233222 in words is "twenty-one trillion, one hundred twenty billion, three hundred twenty-three million, two hundred thirty-three thousand, two hundred twenty-two".