2212002061 has 2 divisors, whose sum is σ = 2212002062. Its totient is φ = 2212002060.

The previous prime is 2212001959. The next prime is 2212002083. The reversal of 2212002061 is 1602002122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1174775625 + 1037226436 = 34275^2 + 32206^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212002061 - 2¹¹ = 2212000013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212002461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106001030 + 1106001031.

It is an arithmetic number, because the mean of its divisors is an integer number (1106001031).

Almost surely, 2^2212002061 is an apocalyptic number.

It is an amenable number.

2212002061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212002061 is an equidigital number, since it uses as much as digits as its factorization.

2212002061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2212002061 is about 47031.9259758730. The cubic root of 2212002061 is about 1302.9522767475.

Adding to 2212002061 its reverse (1602002122), we get a palindrome (3814004183).

The spelling of 2212002061 in words is "two billion, two hundred twelve million, two thousand, sixty-one".