122101021002122 has 8 divisors (see below), whose sum is σ = 186154015626372. Its totient is φ = 60049682460000.

The previous prime is 122101021002097. The next prime is 122101021002137. The reversal of 122101021002122 is 221200120101221.

It can be written as a sum of positive squares in 2 ways, for example, as 91175399113561 + 30925621888561 = 9548581^2 + 5561081^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 122101021002122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500414020379 + ... + 500414020622.

Almost surely, 2^{122101021002122} is an apocalyptic number.

122101021002122 is a deficient number, since it is larger than the sum of its proper divisors (64052994624250).

122101021002122 is a wasteful number, since it uses less digits than its factorization.

122101021002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000828041064.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122101021002122 its reverse (221200120101221), we get a palindrome (343301141103343).

Subtracting 122101021002122 from its reverse (221200120101221), we obtain a palindrome (99099099099099).

The spelling of 122101021002122 in words is "one hundred twenty-two trillion, one hundred one billion, twenty-one million, two thousand, one hundred twenty-two".