210100220093 has 2 divisors, whose sum is σ = 210100220094. Its totient is φ = 210100220092.

The previous prime is 210100220069. The next prime is 210100220107. The reversal of 210100220093 is 390022001012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169087084804 + 41013135289 = 411202^2 + 202517^2 .

It is a cyclic number.

It is not a de Polignac number, because 210100220093 - 2²⁸ = 209831784637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210100220053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050110046 + 105050110047.

It is an arithmetic number, because the mean of its divisors is an integer number (105050110047).

Almost surely, 2^210100220093 is an apocalyptic number.

It is an amenable number.

210100220093 is a deficient number, since it is larger than the sum of its proper divisors (1).

210100220093 is an equidigital number, since it uses as much as digits as its factorization.

210100220093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 210100220093 in words is "two hundred ten billion, one hundred million, two hundred twenty thousand, ninety-three".