2227010770661 has 2 divisors, whose sum is σ = 2227010770662. Its totient is φ = 2227010770660.

The previous prime is 2227010770651. The next prime is 2227010770669. The reversal of 2227010770661 is 1660770107222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1909078309636 + 317932461025 = 1381694^2 + 563855^2 .

It is a cyclic number.

It is not a de Polignac number, because 2227010770661 - 2²² = 2227006576357 is a prime.

It is a super-2 number, since 2×2227010770661² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2227010770669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113505385330 + 1113505385331.

It is an arithmetic number, because the mean of its divisors is an integer number (1113505385331).

Almost surely, 2^{2227010770661} is an apocalyptic number.

It is an amenable number.

2227010770661 is a deficient number, since it is larger than the sum of its proper divisors (1).

2227010770661 is an equidigital number, since it uses as much as digits as its factorization.

2227010770661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98784, while the sum is 41.

Adding to 2227010770661 its reverse (1660770107222), we get a palindrome (3887780877883).

The spelling of 2227010770661 in words is "two trillion, two hundred twenty-seven billion, ten million, seven hundred seventy thousand, six hundred sixty-one".