120012219973 has 2 divisors, whose sum is σ = 120012219974. Its totient is φ = 120012219972.

The previous prime is 120012219953. The next prime is 120012219991. The reversal of 120012219973 is 379912210021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119426918724 + 585301249 = 345582^2 + 24193^2 .

It is a cyclic number.

It is not a de Polignac number, because 120012219973 - 2⁵ = 120012219941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120012219953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006109986 + 60006109987.

It is an arithmetic number, because the mean of its divisors is an integer number (60006109987).

Almost surely, 2^120012219973 is an apocalyptic number.

It is an amenable number.

120012219973 is a deficient number, since it is larger than the sum of its proper divisors (1).

120012219973 is an equidigital number, since it uses as much as digits as its factorization.

120012219973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 37.

Adding to 120012219973 its reverse (379912210021), we get a palindrome (499924429994).

The spelling of 120012219973 in words is "one hundred twenty billion, twelve million, two hundred nineteen thousand, nine hundred seventy-three".