121020262 has 16 divisors (see below), whose sum is σ = 199959552. Its totient is φ = 54474120.

The previous prime is 121020257. The next prime is 121020293. The reversal of 121020262 is 262020121.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24438 + ... + 28969.

It is an arithmetic number, because the mean of its divisors is an integer number (12497472).

Almost surely, 2^121020262 is an apocalyptic number.

121020262 is a deficient number, since it is larger than the sum of its proper divisors (78939290).

121020262 is a wasteful number, since it uses less digits than its factorization.

121020262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53523.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 121020262 is about 11000.9209614468. The cubic root of 121020262 is about 494.6363509448.

Adding to 121020262 its reverse (262020121), we get a palindrome (383040383).

The spelling of 121020262 in words is "one hundred twenty-one million, twenty thousand, two hundred sixty-two".