120021021102113 has 2 divisors, whose sum is σ = 120021021102114. Its totient is φ = 120021021102112.

The previous prime is 120021021102097. The next prime is 120021021102173. The reversal of 120021021102113 is 311201120120021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97021160404624 + 22999860697489 = 9849932^2 + 4795817^2 .

It is a cyclic number.

It is not a de Polignac number, because 120021021102113 - 2⁴ = 120021021102097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120021021102091 and 120021021102100.

It is not a weakly prime, because it can be changed into another prime (120021021102173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010510551056 + 60010510551057.

It is an arithmetic number, because the mean of its divisors is an integer number (60010510551057).

Almost surely, 2^{120021021102113} is an apocalyptic number.

It is an amenable number.

120021021102113 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021021102113 is an equidigital number, since it uses as much as digits as its factorization.

120021021102113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 120021021102113 its reverse (311201120120021), we get a palindrome (431222141222134).

The spelling of 120021021102113 in words is "one hundred twenty trillion, twenty-one billion, twenty-one million, one hundred two thousand, one hundred thirteen".