213203099999999 has 2 divisors, whose sum is σ = 213203100000000. Its totient is φ = 213203099999998.

The previous prime is 213203099999969. The next prime is 213203100000083. The reversal of 213203099999999 is 999999990302312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213203099999999 - 2¹² = 213203099995903 is a prime.

213203099999999 is a modest number, since divided by 99999999 gives 2132030 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213203099999969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106601549999999 + 106601550000000.

It is an arithmetic number, because the mean of its divisors is an integer number (106601550000000).

Almost surely, 2^{213203099999999} is an apocalyptic number.

213203099999999 is a deficient number, since it is larger than the sum of its proper divisors (1).

213203099999999 is an equidigital number, since it uses as much as digits as its factorization.

213203099999999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1549681956, while the sum is 83.

The spelling of 213203099999999 in words is "two hundred thirteen trillion, two hundred three billion, ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".