120221210223071 has 2 divisors, whose sum is σ = 120221210223072. Its totient is φ = 120221210223070.

The previous prime is 120221210223031. The next prime is 120221210223139. The reversal of 120221210223071 is 170322012122021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120221210223071 - 2²⁶ = 120221143114207 is a prime.

It is a super-2 number, since 2×120221210223071² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120221210223071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120221210223031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60110605111535 + 60110605111536.

It is an arithmetic number, because the mean of its divisors is an integer number (60110605111536).

Almost surely, 2^{120221210223071} is an apocalyptic number.

120221210223071 is a deficient number, since it is larger than the sum of its proper divisors (1).

120221210223071 is an equidigital number, since it uses as much as digits as its factorization.

120221210223071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 120221210223071 its reverse (170322012122021), we get a palindrome (290543222345092).

The spelling of 120221210223071 in words is "one hundred twenty trillion, two hundred twenty-one billion, two hundred ten million, two hundred twenty-three thousand, seventy-one".