122102201212210 has 32 divisors (see below), whose sum is σ = 220700588526000. Its totient is φ = 48637194301440.

The previous prime is 122102201212171. The next prime is 122102201212223. The reversal of 122102201212210 is 12212102201221.

It can be written as a sum of positive squares in 8 ways, for example, as 26278326285121 + 95823874927089 = 5126239^2 + 9788967^2 .

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, 119192266 + ... + 120212314.

Almost surely, 2^{122102201212210} is an apocalyptic number.

122102201212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122102201212210 is a deficient number, since it is larger than the sum of its proper divisors (98598387313790).

122102201212210 is a wasteful number, since it uses less digits than its factorization.

122102201212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069966.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 122102201212210 its reverse (12212102201221), we get a palindrome (134314303413431).

The spelling of 122102201212210 in words is "one hundred twenty-two trillion, one hundred two billion, two hundred one million, two hundred twelve thousand, two hundred ten".