1052421204344 has 64 divisors (see below), whose sum is σ = 2012877915840. Its totient is φ = 515745054720.

The previous prime is 1052421204343. The next prime is 1052421204389. The reversal of 1052421204344 is 4434021242501.

It is a super-2 number, since 2×1052421204344² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1052421204344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052421204343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218478224 + ... + 218483040.

It is an arithmetic number, because the mean of its divisors is an integer number (31451217435).

Almost surely, 2^{1052421204344} is an apocalyptic number.

It is an amenable number.

1052421204344 is a deficient number, since it is larger than the sum of its proper divisors (960456711496).

1052421204344 is a wasteful number, since it uses less digits than its factorization.

1052421204344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7080 (or 7076 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 1052421204344 its reverse (4434021242501), we get a palindrome (5486442446845).

The spelling of 1052421204344 in words is "one trillion, fifty-two billion, four hundred twenty-one million, two hundred four thousand, three hundred forty-four".