1210050720001 has 2 divisors, whose sum is σ = 1210050720002. Its totient is φ = 1210050720000.

The previous prime is 1210050719993. The next prime is 1210050720031. The reversal of 1210050720001 is 1000270500121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 869518950400 + 340531769601 = 932480^2 + 583551^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210050720001 - 2³ = 1210050719993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1210050720031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605025360000 + 605025360001.

It is an arithmetic number, because the mean of its divisors is an integer number (605025360001).

Almost surely, 2^{1210050720001} is an apocalyptic number.

It is an amenable number.

1210050720001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210050720001 is an equidigital number, since it uses as much as digits as its factorization.

1210050720001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 140, while the sum is 19.

The spelling of 1210050720001 in words is "one trillion, two hundred ten billion, fifty million, seven hundred twenty thousand, one".