120202012101121 has 2 divisors, whose sum is σ = 120202012101122. Its totient is φ = 120202012101120.

The previous prime is 120202012101113. The next prime is 120202012101167. The reversal of 120202012101121 is 121101210202021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113604922590721 + 6597089510400 = 10658561^2 + 2568480^2 .

It is a cyclic number.

It is not a de Polignac number, because 120202012101121 - 2³ = 120202012101113 is a prime.

It is a super-2 number, since 2×120202012101121² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120202012101095 and 120202012101104.

It is not a weakly prime, because it can be changed into another prime (120202012101221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60101006050560 + 60101006050561.

It is an arithmetic number, because the mean of its divisors is an integer number (60101006050561).

Almost surely, 2^{120202012101121} is an apocalyptic number.

It is an amenable number.

120202012101121 is a deficient number, since it is larger than the sum of its proper divisors (1).

120202012101121 is an equidigital number, since it uses as much as digits as its factorization.

120202012101121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120202012101121 its reverse (121101210202021), we get a palindrome (241303222303142).

The spelling of 120202012101121 in words is "one hundred twenty trillion, two hundred two billion, twelve million, one hundred one thousand, one hundred twenty-one".