211121020101259 has 2 divisors, whose sum is σ = 211121020101260. Its totient is φ = 211121020101258.

The previous prime is 211121020101203. The next prime is 211121020101311. The reversal of 211121020101259 is 952101020121112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211121020101259 - 2²¹ = 211121018004107 is a prime.

It is a super-2 number, since 2×211121020101259² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211121020401259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560510050629 + 105560510050630.

It is an arithmetic number, because the mean of its divisors is an integer number (105560510050630).

Almost surely, 2^{211121020101259} is an apocalyptic number.

211121020101259 is a deficient number, since it is larger than the sum of its proper divisors (1).

211121020101259 is an equidigital number, since it uses as much as digits as its factorization.

211121020101259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 28.

The spelling of 211121020101259 in words is "two hundred eleven trillion, one hundred twenty-one billion, twenty million, one hundred one thousand, two hundred fifty-nine".