121142234341411 has 4 divisors (see below), whose sum is σ = 121143422263752. Its totient is φ = 121141046419072.

The previous prime is 121142234341409. The next prime is 121142234341417. The reversal of 121142234341411 is 114143432241121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121142234341411 - 2¹ = 121142234341409 is a prime.

It is a super-3 number, since 3×121142234341411³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121142234341417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593808190 + ... + 594012163.

It is an arithmetic number, because the mean of its divisors is an integer number (30285855565938).

Almost surely, 2^{121142234341411} is an apocalyptic number.

121142234341411 is a deficient number, since it is larger than the sum of its proper divisors (1187922341).

121142234341411 is a wasteful number, since it uses less digits than its factorization.

121142234341411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187922340.

The product of its digits is 18432, while the sum is 34.

Adding to 121142234341411 its reverse (114143432241121), we get a palindrome (235285666582532).

The spelling of 121142234341411 in words is "one hundred twenty-one trillion, one hundred forty-two billion, two hundred thirty-four million, three hundred forty-one thousand, four hundred eleven".