1022201540461 has 2 divisors, whose sum is σ = 1022201540462. Its totient is φ = 1022201540460.

The previous prime is 1022201540417. The next prime is 1022201540473. The reversal of 1022201540461 is 1640451022201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 795726441225 + 226475099236 = 892035^2 + 475894^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022201540461 - 2¹³ = 1022201532269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022201540861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511100770230 + 511100770231.

It is an arithmetic number, because the mean of its divisors is an integer number (511100770231).

Almost surely, 2^{1022201540461} is an apocalyptic number.

It is an amenable number.

1022201540461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022201540461 is an equidigital number, since it uses as much as digits as its factorization.

1022201540461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 1022201540461 its reverse (1640451022201), we get a palindrome (2662652562662).

The spelling of 1022201540461 in words is "one trillion, twenty-two billion, two hundred one million, five hundred forty thousand, four hundred sixty-one".