1221010112083 has 2 divisors, whose sum is σ = 1221010112084. Its totient is φ = 1221010112082.

The previous prime is 1221010112017. The next prime is 1221010112089. The reversal of 1221010112083 is 3802110101221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1221010112083 - 2⁹ = 1221010111571 is a prime.

It is not a weakly prime, because it can be changed into another prime (1221010112089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610505056041 + 610505056042.

It is an arithmetic number, because the mean of its divisors is an integer number (610505056042).

Almost surely, 2^{1221010112083} is an apocalyptic number.

1221010112083 is a deficient number, since it is larger than the sum of its proper divisors (1).

1221010112083 is an equidigital number, since it uses as much as digits as its factorization.

1221010112083 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 22.

The spelling of 1221010112083 in words is "one trillion, two hundred twenty-one billion, ten million, one hundred twelve thousand, eighty-three".