101202020011121 has 2 divisors, whose sum is σ = 101202020011122. Its totient is φ = 101202020011120.

The previous prime is 101202020011063. The next prime is 101202020011139. The reversal of 101202020011121 is 121110020202101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75528179583025 + 25673840428096 = 8690695^2 + 5066936^2 .

It is a cyclic number.

It is not a de Polignac number, because 101202020011121 - 2⁴⁶ = 30833275833457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101202020011096 and 101202020011105.

It is not a weakly prime, because it can be changed into another prime (101202020011721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50601010005560 + 50601010005561.

It is an arithmetic number, because the mean of its divisors is an integer number (50601010005561).

Almost surely, 2^{101202020011121} is an apocalyptic number.

It is an amenable number.

101202020011121 is a deficient number, since it is larger than the sum of its proper divisors (1).

101202020011121 is an equidigital number, since it uses as much as digits as its factorization.

101202020011121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101202020011121 its reverse (121110020202101), we get a palindrome (222312040213222).

The spelling of 101202020011121 in words is "one hundred one trillion, two hundred two billion, twenty million, eleven thousand, one hundred twenty-one".