222000122212061 has 2 divisors, whose sum is σ = 222000122212062. Its totient is φ = 222000122212060.

The previous prime is 222000122211983. The next prime is 222000122212109. The reversal of 222000122212061 is 160212221000222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121116297931225 + 100883824280836 = 11005285^2 + 10044094^2 .

It is a cyclic number.

It is not a de Polignac number, because 222000122212061 - 2²² = 222000118017757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222000122211061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111000061106030 + 111000061106031.

It is an arithmetic number, because the mean of its divisors is an integer number (111000061106031).

Almost surely, 2^{222000122212061} is an apocalyptic number.

It is an amenable number.

222000122212061 is a deficient number, since it is larger than the sum of its proper divisors (1).

222000122212061 is an equidigital number, since it uses as much as digits as its factorization.

222000122212061 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 23.

Adding to 222000122212061 its reverse (160212221000222), we get a palindrome (382212343212283).

The spelling of 222000122212061 in words is "two hundred twenty-two trillion, one hundred twenty-two million, two hundred twelve thousand, sixty-one".