122020012111104 has 108 divisors (see below), whose sum is σ = 352166655261876. Its totient is φ = 40632540880896.

The previous prime is 122020012111099. The next prime is 122020012111117. The reversal of 122020012111104 is 401111210020221.

It can be written as a sum of positive squares in 2 ways, for example, as 117185994261504 + 4834017849600 = 10825248^2 + 2198640^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24262629 + ... + 28856804.

Almost surely, 2^{122020012111104} is an apocalyptic number.

It is an amenable number.

122020012111104 is an abundant number, since it is smaller than the sum of its proper divisors (230146643150772).

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

122020012111104 is an equidigital number, since it uses as much as digits as its factorization.

122020012111104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53120452 (or 53120435 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122020012111104 its reverse (401111210020221), we get a palindrome (523131222131325).

The spelling of 122020012111104 in words is "one hundred twenty-two trillion, twenty billion, twelve million, one hundred eleven thousand, one hundred four".