1402010221009 has 2 divisors, whose sum is σ = 1402010221010. Its totient is φ = 1402010221008.

The previous prime is 1402010220971. The next prime is 1402010221153. The reversal of 1402010221009 is 9001220102041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 826695555984 + 575314665025 = 909228^2 + 758495^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402010221009 - 2²³ = 1402001832401 is a prime.

It is not a weakly prime, because it can be changed into another prime (1402010224009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701005110504 + 701005110505.

It is an arithmetic number, because the mean of its divisors is an integer number (701005110505).

Almost surely, 2^{1402010221009} is an apocalyptic number.

It is an amenable number.

1402010221009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402010221009 is an equidigital number, since it uses as much as digits as its factorization.

1402010221009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 1402010221009 in words is "one trillion, four hundred two billion, ten million, two hundred twenty-one thousand, nine".