200202210020093 has 2 divisors, whose sum is σ = 200202210020094. Its totient is φ = 200202210020092.

The previous prime is 200202210020053. The next prime is 200202210020149. The reversal of 200202210020093 is 390020012202002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182071492731769 + 18130717288324 = 13493387^2 + 4258018^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200202210020093 is a prime.

It is a super-2 number, since 2×200202210020093² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200202210020023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100101105010046 + 100101105010047.

It is an arithmetic number, because the mean of its divisors is an integer number (100101105010047).

Almost surely, 2^{200202210020093} is an apocalyptic number.

It is an amenable number.

200202210020093 is a deficient number, since it is larger than the sum of its proper divisors (1).

200202210020093 is an equidigital number, since it uses as much as digits as its factorization.

200202210020093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 200202210020093 its reverse (390020012202002), we get a palindrome (590222222222095).

The spelling of 200202210020093 in words is "two hundred trillion, two hundred two billion, two hundred ten million, twenty thousand, ninety-three".