122100121112 has 8 divisors (see below), whose sum is σ = 228937727100. Its totient is φ = 61050060552.

The previous prime is 122100121067. The next prime is 122100121133. The reversal of 122100121112 is 211121001221.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×122100121112³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7631257562 + ... + 7631257577.

Almost surely, 2^122100121112 is an apocalyptic number.

It is an amenable number.

122100121112 is a deficient number, since it is larger than the sum of its proper divisors (106837605988).

122100121112 is a wasteful number, since it uses less digits than its factorization.

122100121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15262515145 (or 15262515141 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 122100121112 its reverse (211121001221), we get a palindrome (333221122333).

The spelling of 122100121112 in words is "one hundred twenty-two billion, one hundred million, one hundred twenty-one thousand, one hundred twelve".