222213111120061 has 2 divisors, whose sum is σ = 222213111120062. Its totient is φ = 222213111120060.

The previous prime is 222213111119959. The next prime is 222213111120097. The reversal of 222213111120061 is 160021111312222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196392027832036 + 25821083288025 = 14013994^2 + 5081445^2 .

It is a cyclic number.

It is not a de Polignac number, because 222213111120061 - 2¹³ = 222213111111869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222213111100061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111106555560030 + 111106555560031.

It is an arithmetic number, because the mean of its divisors is an integer number (111106555560031).

Almost surely, 2^{222213111120061} is an apocalyptic number.

It is an amenable number.

222213111120061 is a deficient number, since it is larger than the sum of its proper divisors (1).

222213111120061 is an equidigital number, since it uses as much as digits as its factorization.

222213111120061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 222213111120061 its reverse (160021111312222), we get a palindrome (382234222432283).

The spelling of 222213111120061 in words is "two hundred twenty-two trillion, two hundred thirteen billion, one hundred eleven million, one hundred twenty thousand, sixty-one".