121202213411 has 2 divisors, whose sum is σ = 121202213412. Its totient is φ = 121202213410.

The previous prime is 121202213369. The next prime is 121202213437. The reversal of 121202213411 is 114312202121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121202213411 - 2³⁰ = 120128471587 is a prime.

It is not a weakly prime, because it can be changed into another prime (121202213471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60601106705 + 60601106706.

It is an arithmetic number, because the mean of its divisors is an integer number (60601106706).

Almost surely, 2^121202213411 is an apocalyptic number.

121202213411 is a deficient number, since it is larger than the sum of its proper divisors (1).

121202213411 is an equidigital number, since it uses as much as digits as its factorization.

121202213411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 121202213411 its reverse (114312202121), we get a palindrome (235514415532).

The spelling of 121202213411 in words is "one hundred twenty-one billion, two hundred two million, two hundred thirteen thousand, four hundred eleven".