212020032120431 has 2 divisors, whose sum is σ = 212020032120432. Its totient is φ = 212020032120430.

The previous prime is 212020032120317. The next prime is 212020032120499. The reversal of 212020032120431 is 134021230020212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212020032120431 - 2¹⁰ = 212020032119407 is a prime.

It is a super-2 number, since 2×212020032120431² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212020032120397 and 212020032120406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212020032120731) 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 as a sum of consecutive naturals, namely, 106010016060215 + 106010016060216.

It is an arithmetic number, because the mean of its divisors is an integer number (106010016060216).

Almost surely, 2^{212020032120431} is an apocalyptic number.

212020032120431 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020032120431 is an equidigital number, since it uses as much as digits as its factorization.

212020032120431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 212020032120431 its reverse (134021230020212), we get a palindrome (346041262140643).

The spelling of 212020032120431 in words is "two hundred twelve trillion, twenty billion, thirty-two million, one hundred twenty thousand, four hundred thirty-one".