1361227067021 has 8 divisors (see below), whose sum is σ = 1441474501824. Its totient is φ = 1280999104960.

The previous prime is 1361227066967. The next prime is 1361227067023. The reversal of 1361227067021 is 1207607221631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1361227067021 - 2¹⁰ = 1361227065997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361227067023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4724135 + ... + 5003988.

It is an arithmetic number, because the mean of its divisors is an integer number (180184312728).

Almost surely, 2^{1361227067021} is an apocalyptic number.

It is an amenable number.

1361227067021 is a deficient number, since it is larger than the sum of its proper divisors (80247434803).

1361227067021 is an equidigital number, since it uses as much as digits as its factorization.

1361227067021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9736371.

The product of its (nonzero) digits is 42336, while the sum is 38.

The spelling of 1361227067021 in words is "one trillion, three hundred sixty-one billion, two hundred twenty-seven million, sixty-seven thousand, twenty-one".