1212001020983 has 2 divisors, whose sum is σ = 1212001020984. Its totient is φ = 1212001020982.

The previous prime is 1212001020929. The next prime is 1212001021001. The reversal of 1212001020983 is 3890201002121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1212001020983 - 2²⁸ = 1211732585527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212001020283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606000510491 + 606000510492.

It is an arithmetic number, because the mean of its divisors is an integer number (606000510492).

Almost surely, 2^{1212001020983} is an apocalyptic number.

1212001020983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212001020983 is an equidigital number, since it uses as much as digits as its factorization.

1212001020983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 1212001020983 in words is "one trillion, two hundred twelve billion, one million, twenty thousand, nine hundred eighty-three".