1046222331520 has 64 divisors (see below), whose sum is σ = 2501426406600. Its totient is φ = 418438545408.

The previous prime is 1046222331499. The next prime is 1046222331551. The reversal of 1046222331520 is 251332226401.

It can be written as a sum of positive squares in 4 ways, for example, as 1046070746176 + 151585344 = 1022776^2 + 12312^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×1046222331520² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5466892 + ... + 5655028.

Almost surely, 2^{1046222331520} is an apocalyptic number.

1046222331520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1046222331520 is an abundant number, since it is smaller than the sum of its proper divisors (1455204075080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1046222331520 is an equidigital number, since it uses as much as digits as its factorization.

1046222331520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196845 (or 196833 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 1046222331520 its reverse (251332226401), we get a palindrome (1297554557921).

The spelling of 1046222331520 in words is "one trillion, forty-six billion, two hundred twenty-two million, three hundred thirty-one thousand, five hundred twenty".