122110021020012 has 24 divisors (see below), whose sum is σ = 284924694833856. Its totient is φ = 40703152846608.

The previous prime is 122110021020011. The next prime is 122110021020041. The reversal of 122110021020012 is 210020120011221.

It is a junction number, because it is equal to n+sod(n) for n = 122110021019973 and 122110021020000.

It is not an unprimeable number, because it can be changed into a prime (122110021020011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20710338 + ... + 25944905.

It is an arithmetic number, because the mean of its divisors is an integer number (11871862284744).

Almost surely, 2^{122110021020012} is an apocalyptic number.

122110021020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122110021020012 is an abundant number, since it is smaller than the sum of its proper divisors (162814673813844).

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

122110021020012 is a wasteful number, since it uses less digits than its factorization.

122110021020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46873357 (or 46873355 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122110021020012 its reverse (210020120011221), we get a palindrome (332130141031233).

The spelling of 122110021020012 in words is "one hundred twenty-two trillion, one hundred ten billion, twenty-one million, twenty thousand, twelve".