211120330001431 has 2 divisors, whose sum is σ = 211120330001432. Its totient is φ = 211120330001430.

The previous prime is 211120330001423. The next prime is 211120330001453. The reversal of 211120330001431 is 134100033021112.

It is an a-pointer prime, because the next prime (211120330001453) can be obtained adding 211120330001431 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211120330001431 - 2³ = 211120330001423 is a prime.

It is a super-2 number, since 2×211120330001431² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211120330001731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560165000715 + 105560165000716.

It is an arithmetic number, because the mean of its divisors is an integer number (105560165000716).

Almost surely, 2^{211120330001431} is an apocalyptic number.

211120330001431 is a deficient number, since it is larger than the sum of its proper divisors (1).

211120330001431 is an equidigital number, since it uses as much as digits as its factorization.

211120330001431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 211120330001431 its reverse (134100033021112), we get a palindrome (345220363022543).

The spelling of 211120330001431 in words is "two hundred eleven trillion, one hundred twenty billion, three hundred thirty million, one thousand, four hundred thirty-one".