121322132211 has 32 divisors (see below), whose sum is σ = 185546170368. Its totient is φ = 69074508960.

The previous prime is 121322132203. The next prime is 121322132213. The reversal of 121322132211 is 112231223121.

It is not a de Polignac number, because 121322132211 - 2³ = 121322132203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (121322132213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6767686 + ... + 6785588.

It is an arithmetic number, because the mean of its divisors is an integer number (5798317824).

Almost surely, 2^121322132211 is an apocalyptic number.

121322132211 is a deficient number, since it is larger than the sum of its proper divisors (64224038157).

121322132211 is a wasteful number, since it uses less digits than its factorization.

121322132211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19071.

The product of its digits is 288, while the sum is 21.

Adding to 121322132211 its reverse (112231223121), we get a palindrome (233553355332).

The spelling of 121322132211 in words is "one hundred twenty-one billion, three hundred twenty-two million, one hundred thirty-two thousand, two hundred eleven".