121202222102 has 8 divisors (see below), whose sum is σ = 195788204976. Its totient is φ = 55939487112.

The previous prime is 121202222093. The next prime is 121202222111. The reversal of 121202222102 is 201222202121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (121202222093) and next prime (121202222111).

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

It is a congruent number.

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, 2330811938 + ... + 2330811989.

It is an arithmetic number, because the mean of its divisors is an integer number (24473525622).

Almost surely, 2^121202222102 is an apocalyptic number.

121202222102 is a deficient number, since it is larger than the sum of its proper divisors (74585982874).

121202222102 is a wasteful number, since it uses less digits than its factorization.

121202222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4661623942.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 121202222102 its reverse (201222202121), we get a palindrome (322424424223).

The spelling of 121202222102 in words is "one hundred twenty-one billion, two hundred two million, two hundred twenty-two thousand, one hundred two".