121122032212 has 6 divisors (see below), whose sum is σ = 211963556378. Its totient is φ = 60561016104.

The previous prime is 121122032197. The next prime is 121122032281. The reversal of 121122032212 is 212230221121.

It can be written as a sum of positive squares in only one way, i.e., 110871684676 + 10250347536 = 332974^2 + 101244^2 .

It is a super-2 number, since 2×121122032212² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121122032212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15140254023 + ... + 15140254030.

Almost surely, 2^121122032212 is an apocalyptic number.

It is an amenable number.

121122032212 is a deficient number, since it is larger than the sum of its proper divisors (90841524166).

121122032212 is a wasteful number, since it uses less digits than its factorization.

121122032212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30280508057 (or 30280508055 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 121122032212 its reverse (212230221121), we get a palindrome (333352253333).

The spelling of 121122032212 in words is "one hundred twenty-one billion, one hundred twenty-two million, thirty-two thousand, two hundred twelve".