121000202212 has 12 divisors (see below), whose sum is σ = 211763246716. Its totient is φ = 60496417440.

The previous prime is 121000202207. The next prime is 121000202231. The reversal of 121000202212 is 212202000121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30619400256 + 90380801956 = 174984^2 + 300634^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121000202192 and 121000202201.

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, 846339 + ... + 978922.

Almost surely, 2^121000202212 is an apocalyptic number.

It is an amenable number.

121000202212 is a deficient number, since it is larger than the sum of its proper divisors (90763044504).

121000202212 is a wasteful number, since it uses less digits than its factorization.

121000202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841838 (or 1841836 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 121000202212 its reverse (212202000121), we get a palindrome (333202202333).

The spelling of 121000202212 in words is "one hundred twenty-one billion, two hundred two thousand, two hundred twelve".