121334242101 has 16 divisors (see below), whose sum is σ = 162239400960. Its totient is φ = 80659378800.

The previous prime is 121334242063. The next prime is 121334242121. The reversal of 121334242101 is 101242433121.

It is not a de Polignac number, because 121334242101 - 2¹⁸ = 121333979957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121334242121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8123226 + ... + 8138148.

It is an arithmetic number, because the mean of its divisors is an integer number (10139962560).

Almost surely, 2^121334242101 is an apocalyptic number.

It is an amenable number.

121334242101 is a deficient number, since it is larger than the sum of its proper divisors (40905158859).

121334242101 is a wasteful number, since it uses less digits than its factorization.

121334242101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22456.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 121334242101 its reverse (101242433121), we get a palindrome (222576675222).

The spelling of 121334242101 in words is "one hundred twenty-one billion, three hundred thirty-four million, two hundred forty-two thousand, one hundred one".