1011314220461 has 2 divisors, whose sum is σ = 1011314220462. Its totient is φ = 1011314220460.

The previous prime is 1011314220409. The next prime is 1011314220479. The reversal of 1011314220461 is 1640224131101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 543176370025 + 468137850436 = 737005^2 + 684206^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011314220461 - 2³⁴ = 994134351277 is a prime.

It is a super-2 number, since 2×1011314220461² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1011314220461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011314250461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505657110230 + 505657110231.

It is an arithmetic number, because the mean of its divisors is an integer number (505657110231).

Almost surely, 2^{1011314220461} is an apocalyptic number.

It is an amenable number.

1011314220461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011314220461 is an equidigital number, since it uses as much as digits as its factorization.

1011314220461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 1011314220461 its reverse (1640224131101), we get a palindrome (2651538351562).

The spelling of 1011314220461 in words is "one trillion, eleven billion, three hundred fourteen million, two hundred twenty thousand, four hundred sixty-one".