2112212553 has 8 divisors (see below), whose sum is σ = 3072309216. Its totient is φ = 1280128800.

The previous prime is 2112212507. The next prime is 2112212693. The reversal of 2112212553 is 3552122112.

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

It is not a de Polignac number, because 2112212553 - 2¹⁴ = 2112196169 is a prime.

It is a super-2 number, since 2×2112212553² = 8922883738101555618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112210553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32003188 + ... + 32003253.

It is an arithmetic number, because the mean of its divisors is an integer number (384038652).

Almost surely, 2^2112212553 is an apocalyptic number.

It is an amenable number.

2112212553 is a deficient number, since it is larger than the sum of its proper divisors (960096663).

2112212553 is a wasteful number, since it uses less digits than its factorization.

2112212553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64006455.

The product of its digits is 1200, while the sum is 24.

The square root of 2112212553 is about 45958.8136596235. The cubic root of 2112212553 is about 1283.0567716558.

Adding to 2112212553 its reverse (3552122112), we get a palindrome (5664334665).

The spelling of 2112212553 in words is "two billion, one hundred twelve million, two hundred twelve thousand, five hundred fifty-three".