121432422311 has 16 divisors (see below), whose sum is σ = 124037222400. Its totient is φ = 118862436000.

The previous prime is 121432422301. The next prime is 121432422317. The reversal of 121432422311 is 113224234121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 121432422311 - 2¹⁰ = 121432421287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121432422317) 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, 3337226 + ... + 3373416.

It is an arithmetic number, because the mean of its divisors is an integer number (7752326400).

Almost surely, 2^121432422311 is an apocalyptic number.

121432422311 is a deficient number, since it is larger than the sum of its proper divisors (2604800089).

121432422311 is a wasteful number, since it uses less digits than its factorization.

121432422311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36670.

The product of its digits is 2304, while the sum is 26.

Adding to 121432422311 its reverse (113224234121), we get a palindrome (234656656432).

The spelling of 121432422311 in words is "one hundred twenty-one billion, four hundred thirty-two million, four hundred twenty-two thousand, three hundred eleven".