121020532 has 6 divisors (see below), whose sum is σ = 211785938. Its totient is φ = 60510264.

The previous prime is 121020521. The next prime is 121020541. The reversal of 121020532 is 235020121.

It can be written as a sum of positive squares in only one way, i.e., 120253156 + 767376 = 10966^2 + 876^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 15127563 + ... + 15127570.

Almost surely, 2^121020532 is an apocalyptic number.

It is an amenable number.

121020532 is a deficient number, since it is larger than the sum of its proper divisors (90765406).

121020532 is a wasteful number, since it uses less digits than its factorization.

121020532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30255137 (or 30255135 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 121020532 is about 11000.9332331398. The cubic root of 121020532 is about 494.6367187943.

Adding to 121020532 its reverse (235020121), we get a palindrome (356040653).

The spelling of 121020532 in words is "one hundred twenty-one million, twenty thousand, five hundred thirty-two".