121032106 has 16 divisors (see below), whose sum is σ = 200799144. Its totient is φ = 54350784.

The previous prime is 121032101. The next prime is 121032133. The reversal of 121032106 is 601230121.

It can be written as a sum of positive squares in 4 ways, for example, as 70408881 + 50623225 = 8391^2 + 7115^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121032106.

It is not an unprimeable number, because it can be changed into a prime (121032101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61945 + ... + 63868.

Almost surely, 2^121032106 is an apocalyptic number.

121032106 is a deficient number, since it is larger than the sum of its proper divisors (79767038).

121032106 is a wasteful number, since it uses less digits than its factorization.

121032106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125865.

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

The square root of 121032106 is about 11001.4592668427. The cubic root of 121032106 is about 494.6524867602.

Adding to 121032106 its reverse (601230121), we get a palindrome (722262227).

The spelling of 121032106 in words is "one hundred twenty-one million, thirty-two thousand, one hundred six".