121010110209983 has 2 divisors, whose sum is σ = 121010110209984. Its totient is φ = 121010110209982.

The previous prime is 121010110209971. The next prime is 121010110210009. The reversal of 121010110209983 is 389902011010121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121010110209983 - 2²² = 121010106015679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121010110209913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505055104991 + 60505055104992.

It is an arithmetic number, because the mean of its divisors is an integer number (60505055104992).

Almost surely, 2^{121010110209983} is an apocalyptic number.

121010110209983 is a deficient number, since it is larger than the sum of its proper divisors (1).

121010110209983 is an equidigital number, since it uses as much as digits as its factorization.

121010110209983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 38.

The spelling of 121010110209983 in words is "one hundred twenty-one trillion, ten billion, one hundred ten million, two hundred nine thousand, nine hundred eighty-three".