1402211121287 has 2 divisors, whose sum is σ = 1402211121288. Its totient is φ = 1402211121286.

The previous prime is 1402211121271. The next prime is 1402211121349. The reversal of 1402211121287 is 7821211122041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1402211121287 - 2⁴ = 1402211121271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1402211120287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701105560643 + 701105560644.

It is an arithmetic number, because the mean of its divisors is an integer number (701105560644).

Almost surely, 2^{1402211121287} is an apocalyptic number.

1402211121287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402211121287 is an equidigital number, since it uses as much as digits as its factorization.

1402211121287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 32.

The spelling of 1402211121287 in words is "one trillion, four hundred two billion, two hundred eleven million, one hundred twenty-one thousand, two hundred eighty-seven".