121120210202 has 8 divisors (see below), whose sum is σ = 183479130612. Its totient is φ = 59960500000.

The previous prime is 121120210187. The next prime is 121120210243. The reversal of 121120210202 is 202012021121.

It can be written as a sum of positive squares in 2 ways, for example, as 117840471841 + 3279738361 = 343279^2 + 57269^2 .

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, 299802299 + ... + 299802702.

Almost surely, 2^121120210202 is an apocalyptic number.

121120210202 is a deficient number, since it is larger than the sum of its proper divisors (62358920410).

121120210202 is a wasteful number, since it uses less digits than its factorization.

121120210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599605104.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121120210202 its reverse (202012021121), we get a palindrome (323132231323).

The spelling of 121120210202 in words is "one hundred twenty-one billion, one hundred twenty million, two hundred ten thousand, two hundred two".