122120110202212 has 6 divisors (see below), whose sum is σ = 213710192853878. Its totient is φ = 61060055101104.

The previous prime is 122120110202203. The next prime is 122120110202281. The reversal of 122120110202212 is 212202011021221.

It can be written as a sum of positive squares in only one way, i.e., 87018561483876 + 35101548718336 = 9328374^2 + 5924656^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122120110202212.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15265013775273 + ... + 15265013775280.

Almost surely, 2^{122120110202212} is an apocalyptic number.

It is an amenable number.

122120110202212 is a deficient number, since it is larger than the sum of its proper divisors (91590082651666).

122120110202212 is a wasteful number, since it uses less digits than its factorization.

122120110202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30530027550557 (or 30530027550555 counting only the distinct ones).

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

Adding to 122120110202212 its reverse (212202011021221), we get a palindrome (334322121223433).

The spelling of 122120110202212 in words is "one hundred twenty-two trillion, one hundred twenty billion, one hundred ten million, two hundred two thousand, two hundred twelve".