121022112202 has 8 divisors (see below), whose sum is σ = 181685337156. Its totient is φ = 60460333152.

The previous prime is 121022112181. The next prime is 121022112221. The reversal of 121022112202 is 202211220121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 117780062481 + 3242049721 = 343191^2 + 56939^2 .

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

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, 25358493 + ... + 25363264.

Almost surely, 2^121022112202 is an apocalyptic number.

121022112202 is a deficient number, since it is larger than the sum of its proper divisors (60663224954).

121022112202 is a wasteful number, since it uses less digits than its factorization.

121022112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50722952.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121022112202 its reverse (202211220121), we get a palindrome (323233332323).

The spelling of 121022112202 in words is "one hundred twenty-one billion, twenty-two million, one hundred twelve thousand, two hundred two".