122021022196 has 24 divisors (see below), whose sum is σ = 229195015560. Its totient is φ = 56635057152.

The previous prime is 122021022163. The next prime is 122021022199. The reversal of 122021022196 is 691220120221.

It can be written as a sum of positive squares in 4 ways, for example, as 74250800100 + 47770222096 = 272490^2 + 218564^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122021022199) 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, 12285631 + ... + 12295558.

It is an arithmetic number, because the mean of its divisors is an integer number (9549792315).

Almost surely, 2^122021022196 is an apocalyptic number.

It is an amenable number.

122021022196 is a deficient number, since it is larger than the sum of its proper divisors (107173993364).

122021022196 is a wasteful number, since it uses less digits than its factorization.

122021022196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24581283 (or 24581281 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 122021022196 in words is "one hundred twenty-two billion, twenty-one million, twenty-two thousand, one hundred ninety-six".