222220200201061 has 2 divisors, whose sum is σ = 222220200201062. Its totient is φ = 222220200201060.

The previous prime is 222220200200993. The next prime is 222220200201121. The reversal of 222220200201061 is 160102002022222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194424845464161 + 27795354736900 = 13943631^2 + 5272130^2 .

It is a cyclic number.

It is not a de Polignac number, because 222220200201061 - 2¹⁹ = 222220199676773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222220200201661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111110100100530 + 111110100100531.

It is an arithmetic number, because the mean of its divisors is an integer number (111110100100531).

Almost surely, 2^{222220200201061} is an apocalyptic number.

It is an amenable number.

222220200201061 is a deficient number, since it is larger than the sum of its proper divisors (1).

222220200201061 is an equidigital number, since it uses as much as digits as its factorization.

222220200201061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 222220200201061 its reverse (160102002022222), we get a palindrome (382322202223283).

The spelling of 222220200201061 in words is "two hundred twenty-two trillion, two hundred twenty billion, two hundred million, two hundred one thousand, sixty-one".