1010222002261 has 2 divisors, whose sum is σ = 1010222002262. Its totient is φ = 1010222002260.

The previous prime is 1010222002219. The next prime is 1010222002303. The reversal of 1010222002261 is 1622002220101.

It is a balanced prime because it is at equal distance from previous prime (1010222002219) and next prime (1010222002303).

It can be written as a sum of positive squares in only one way, i.e., 654976201636 + 355245800625 = 809306^2 + 596025^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010222002261 - 2³³ = 1001632067669 is a prime.

It is a super-2 number, since 2×1010222002261² (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 (1010222002561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505111001130 + 505111001131.

It is an arithmetic number, because the mean of its divisors is an integer number (505111001131).

Almost surely, 2^{1010222002261} is an apocalyptic number.

It is an amenable number.

1010222002261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010222002261 is an equidigital number, since it uses as much as digits as its factorization.

1010222002261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1010222002261 its reverse (1622002220101), we get a palindrome (2632224222362).

The spelling of 1010222002261 in words is "one trillion, ten billion, two hundred twenty-two million, two thousand, two hundred sixty-one".