120200202121081 has 2 divisors, whose sum is σ = 120200202121082. Its totient is φ = 120200202121080.

The previous prime is 120200202120997. The next prime is 120200202121117. The reversal of 120200202121081 is 180121202002021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73595809440000 + 46604392681081 = 8578800^2 + 6826741^2 .

It is a cyclic number.

It is not a de Polignac number, because 120200202121081 - 2¹⁷ = 120200201990009 is a prime.

It is a super-3 number, since 3×120200202121081³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (120200202121781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60100101060540 + 60100101060541.

It is an arithmetic number, because the mean of its divisors is an integer number (60100101060541).

Almost surely, 2^{120200202121081} is an apocalyptic number.

It is an amenable number.

120200202121081 is a deficient number, since it is larger than the sum of its proper divisors (1).

120200202121081 is an equidigital number, since it uses as much as digits as its factorization.

120200202121081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 22.

The spelling of 120200202121081 in words is "one hundred twenty trillion, two hundred billion, two hundred two million, one hundred twenty-one thousand, eighty-one".