1046442602221 has 4 divisors (see below), whose sum is σ = 1052224053244. Its totient is φ = 1040661151200.

The previous prime is 1046442602201. The next prime is 1046442602263. The reversal of 1046442602221 is 1222062446401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 477738086596 + 568704515625 = 691186^2 + 754125^2 .

It is a cyclic number.

It is not a de Polignac number, because 1046442602221 - 2¹⁵ = 1046442569453 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 (1046442602201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2890725240 + ... + 2890725601.

It is an arithmetic number, because the mean of its divisors is an integer number (263056013311).

Almost surely, 2^{1046442602221} is an apocalyptic number.

It is an amenable number.

1046442602221 is a deficient number, since it is larger than the sum of its proper divisors (5781451023).

1046442602221 is an equidigital number, since it uses as much as digits as its factorization.

1046442602221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5781451022.

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 1046442602221 in words is "one trillion, forty-six billion, four hundred forty-two million, six hundred two thousand, two hundred twenty-one".