122211021122210 has 8 divisors (see below), whose sum is σ = 219979838019996. Its totient is φ = 48884408448880.

The previous prime is 122211021122209. The next prime is 122211021122251. The reversal of 122211021122210 is 12221120112221.

It can be written as a sum of positive squares in 2 ways, for example, as 110876709099601 + 11334312022609 = 10529801^2 + 3366647^2 .

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

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, 6110551056101 + ... + 6110551056120.

Almost surely, 2^{122211021122210} is an apocalyptic number.

122211021122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122211021122210 is a deficient number, since it is larger than the sum of its proper divisors (97768816897786).

122211021122210 is a wasteful number, since it uses less digits than its factorization.

122211021122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12221102112228.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 122211021122210 its reverse (12221120112221), we get a palindrome (134432141234431).

The spelling of 122211021122210 in words is "one hundred twenty-two trillion, two hundred eleven billion, twenty-one million, one hundred twenty-two thousand, two hundred ten".