1210111224997 has 2 divisors, whose sum is σ = 1210111224998. Its totient is φ = 1210111224996.

The previous prime is 1210111224967. The next prime is 1210111225031. The reversal of 1210111224997 is 7994221110121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 879255034596 + 330856190401 = 937686^2 + 575201^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210111224997 - 2²³ = 1210102836389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1210111224947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605055612498 + 605055612499.

It is an arithmetic number, because the mean of its divisors is an integer number (605055612499).

Almost surely, 2^{1210111224997} is an apocalyptic number.

It is an amenable number.

1210111224997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210111224997 is an equidigital number, since it uses as much as digits as its factorization.

1210111224997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 40.

The spelling of 1210111224997 in words is "one trillion, two hundred ten billion, one hundred eleven million, two hundred twenty-four thousand, nine hundred ninety-seven".