121211332 has 12 divisors (see below), whose sum is σ = 231403536. Its totient is φ = 55096040.

The previous prime is 121211323. The next prime is 121211347. The reversal of 121211332 is 233112121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1377358 + ... + 1377445.

It is an arithmetic number, because the mean of its divisors is an integer number (19283628).

Almost surely, 2^121211332 is an apocalyptic number.

It is an amenable number.

121211332 is a deficient number, since it is larger than the sum of its proper divisors (110192204).

121211332 is a wasteful number, since it uses less digits than its factorization.

121211332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754818 (or 2754816 counting only the distinct ones).

The product of its digits is 72, while the sum is 16.

The square root of 121211332 is about 11009.6018093299. The cubic root of 121211332 is about 494.8965290649.

Adding to 121211332 its reverse (233112121), we get a palindrome (354323453).

It can be divided in two parts, 1212 and 11332, that added together give a square (12544 = 112²).

The spelling of 121211332 in words is "one hundred twenty-one million, two hundred eleven thousand, three hundred thirty-two".