1120022212261 has 2 divisors, whose sum is σ = 1120022212262. Its totient is φ = 1120022212260.

The previous prime is 1120022212259. The next prime is 1120022212301. The reversal of 1120022212261 is 1622122200211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1025954255236 + 94067957025 = 1012894^2 + 306705^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120022212261 - 2¹ = 1120022212259 is a prime.

Together with 1120022212259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120062212261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560011106130 + 560011106131.

It is an arithmetic number, because the mean of its divisors is an integer number (560011106131).

Almost surely, 2^{1120022212261} is an apocalyptic number.

It is an amenable number.

1120022212261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120022212261 is an equidigital number, since it uses as much as digits as its factorization.

1120022212261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1120022212261 its reverse (1622122200211), we get a palindrome (2742144412472).

The spelling of 1120022212261 in words is "one trillion, one hundred twenty billion, twenty-two million, two hundred twelve thousand, two hundred sixty-one".