20112232202222 has 8 divisors (see below), whose sum is σ = 30168384522456. Its totient is φ = 10056104028072.

The previous prime is 20112232202173. The next prime is 20112232202243. The reversal of 20112232202222 is 22220223221102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3786428 + ... + 7386575.

It is an arithmetic number, because the mean of its divisors is an integer number (3771048065307).

Almost surely, 2^{20112232202222} is an apocalyptic number.

20112232202222 is a deficient number, since it is larger than the sum of its proper divisors (10056152320234).

20112232202222 is a wasteful number, since it uses less digits than its factorization.

20112232202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12073042.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20112232202222 its reverse (22220223221102), we get a palindrome (42332455423324).

The spelling of 20112232202222 in words is "twenty trillion, one hundred twelve billion, two hundred thirty-two million, two hundred two thousand, two hundred twenty-two".