121202000999999 has 2 divisors, whose sum is σ = 121202001000000. Its totient is φ = 121202000999998.

The previous prime is 121202000999929. The next prime is 121202001000121. The reversal of 121202000999999 is 999999000202121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121202000999999 - 2¹² = 121202000995903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121202000999929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60601000499999 + 60601000500000.

It is an arithmetic number, because the mean of its divisors is an integer number (60601000500000).

Almost surely, 2^{121202000999999} is an apocalyptic number.

121202000999999 is a deficient number, since it is larger than the sum of its proper divisors (1).

121202000999999 is an equidigital number, since it uses as much as digits as its factorization.

121202000999999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4251528, while the sum is 62.

The spelling of 121202000999999 in words is "one hundred twenty-one trillion, two hundred two billion, nine hundred ninety-nine thousand, nine hundred ninety-nine".