122021756202 has 8 divisors (see below), whose sum is σ = 244043512416. Its totient is φ = 40673918732.

The previous prime is 122021756201. The next prime is 122021756221. The reversal of 122021756202 is 202657120221.

It is a sphenic number, since it is the product of 3 distinct primes.

122021756202 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 122021756202.

It is not an unprimeable number, because it can be changed into a prime (122021756201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10168479678 + ... + 10168479689.

It is an arithmetic number, because the mean of its divisors is an integer number (30505439052).

Almost surely, 2^122021756202 is an apocalyptic number.

122021756202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122021756202 is a wasteful number, since it uses less digits than its factorization.

122021756202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20336959372.

The product of its (nonzero) digits is 6720, while the sum is 30.

Adding to 122021756202 its reverse (202657120221), we get a palindrome (324678876423).

The spelling of 122021756202 in words is "one hundred twenty-two billion, twenty-one million, seven hundred fifty-six thousand, two hundred two".