2133220562 has 18 divisors (see below), whose sum is σ = 3518354469. Its totient is φ = 969319120.

The previous prime is 2133220553. The next prime is 2133220567. The reversal of 2133220562 is 2650223312.

It can be written as a sum of positive squares in 2 ways, for example, as 1232080201 + 901140361 = 35101^2 + 30019^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=32659.

It is a super-2 number, since 2×2133220562² = 9101259932279191688, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2133220567) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 717014 + ... + 719982.

Almost surely, 2^2133220562 is an apocalyptic number.

2133220562 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2133220562 is a deficient number, since it is larger than the sum of its proper divisors (1385133907).

2133220562 is an frugal number, since it uses more digits than its factorization.

2133220562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5962 (or 2982 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2133220562 is about 46186.8007335429. The cubic root of 2133220562 is about 1287.2964958400.

Adding to 2133220562 its reverse (2650223312), we get a palindrome (4783443874).

The spelling of 2133220562 in words is "two billion, one hundred thirty-three million, two hundred twenty thousand, five hundred sixty-two".