122001012111012 has 192 divisors, whose sum is σ = 295615773573120. Its totient is φ = 39133951718400.

The previous prime is 122001012110951. The next prime is 122001012111059. The reversal of 122001012111012 is 210111210100221.

It is a happy number.

It is a super-2 number, since 2×122001012111012² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122001012110982 and 122001012111000.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23006033953 + ... + 23006039255.

It is an arithmetic number, because the mean of its divisors is an integer number (1539665487360).

Almost surely, 2^{122001012111012} is an apocalyptic number.

122001012111012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122001012111012 is an abundant number, since it is smaller than the sum of its proper divisors (173614761462108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122001012111012 is a wasteful number, since it uses less digits than its factorization.

122001012111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7314 (or 7312 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 122001012111012 its reverse (210111210100221), we get a palindrome (332112222211233).

The spelling of 122001012111012 in words is "one hundred twenty-two trillion, one billion, twelve million, one hundred eleven thousand, twelve".