121032051 has 32 divisors (see below), whose sum is σ = 191669760. Its totient is φ = 66468864.

The previous prime is 121032047. The next prime is 121032073. The reversal of 121032051 is 150230121.

It is not a de Polignac number, because 121032051 - 2² = 121032047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121032051.

It is not an unprimeable number, because it can be changed into a prime (121032001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 214696 + ... + 215258.

It is an arithmetic number, because the mean of its divisors is an integer number (5989680).

Almost surely, 2^121032051 is an apocalyptic number.

121032051 is a deficient number, since it is larger than the sum of its proper divisors (70637709).

121032051 is a wasteful number, since it uses less digits than its factorization.

121032051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 121032051 is about 11001.4567671741. The cubic root of 121032051 is about 494.6524118327.

Adding to 121032051 its reverse (150230121), we get a palindrome (271262172).

The spelling of 121032051 in words is "one hundred twenty-one million, thirty-two thousand, fifty-one".