122210000122222 has 4 divisors (see below), whose sum is σ = 183315000183336. Its totient is φ = 61105000061110.

The previous prime is 122210000122213. The next prime is 122210000122261. The reversal of 122210000122222 is 222221000012221.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 122210000122222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30552500030554 + ... + 30552500030557.

It is an arithmetic number, because the mean of its divisors is an integer number (45828750045834).

Almost surely, 2^{122210000122222} is an apocalyptic number.

122210000122222 is a deficient number, since it is larger than the sum of its proper divisors (61105000061114).

122210000122222 is an equidigital number, since it uses as much as digits as its factorization.

122210000122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61105000061113.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 122210000122222 its reverse (222221000012221), we get a palindrome (344431000134443).

The spelling of 122210000122222 in words is "one hundred twenty-two trillion, two hundred ten billion, one hundred twenty-two thousand, two hundred twenty-two".