2211201123 has 8 divisors (see below), whose sum is σ = 2950345728. Its totient is φ = 1473095304.

The previous prime is 2211201121. The next prime is 2211201137. The reversal of 2211201123 is 3211021122.

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

It is not a de Polignac number, because 2211201123 - 2¹ = 2211201121 is a prime.

It is a super-2 number, since 2×2211201123² = 9778820812712922258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2211201121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254715 + ... + 263252.

It is an arithmetic number, because the mean of its divisors is an integer number (368793216).

Almost surely, 2^2211201123 is an apocalyptic number.

2211201123 is a deficient number, since it is larger than the sum of its proper divisors (739144605).

2211201123 is a wasteful number, since it uses less digits than its factorization.

2211201123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519393.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2211201123 is about 47023.4103718563. The cubic root of 2211201123 is about 1302.7949969103.

Adding to 2211201123 its reverse (3211021122), we get a palindrome (5422222245).

The spelling of 2211201123 in words is "two billion, two hundred eleven million, two hundred one thousand, one hundred twenty-three".