121013100210287 has 2 divisors, whose sum is σ = 121013100210288. Its totient is φ = 121013100210286.

The previous prime is 121013100210281. The next prime is 121013100210337. The reversal of 121013100210287 is 782012001310121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121013100210287 - 2¹² = 121013100206191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121013100210281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60506550105143 + 60506550105144.

It is an arithmetic number, because the mean of its divisors is an integer number (60506550105144).

Almost surely, 2^{121013100210287} is an apocalyptic number.

121013100210287 is a deficient number, since it is larger than the sum of its proper divisors (1).

121013100210287 is an equidigital number, since it uses as much as digits as its factorization.

121013100210287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 29.

The spelling of 121013100210287 in words is "one hundred twenty-one trillion, thirteen billion, one hundred million, two hundred ten thousand, two hundred eighty-seven".