2412121111 has 8 divisors (see below), whose sum is σ = 2419357248. Its totient is φ = 2404896000.

The previous prime is 2412121099. The next prime is 2412121157. The reversal of 2412121111 is 1111212142.

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

It is a cyclic number.

It is not a de Polignac number, because 2412121111 - 2¹³ = 2412112919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2412121511) 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, 639471 + ... + 643231.

It is an arithmetic number, because the mean of its divisors is an integer number (302419656).

Almost surely, 2^2412121111 is an apocalyptic number.

2412121111 is a deficient number, since it is larger than the sum of its proper divisors (7236137).

2412121111 is a wasteful number, since it uses less digits than its factorization.

2412121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5513.

The product of its digits is 32, while the sum is 16.

The square root of 2412121111 is about 49113.3496210552. The cubic root of 2412121111 is about 1341.1160804475.

Adding to 2412121111 its reverse (1111212142), we get a palindrome (3523333253).

The spelling of 2412121111 in words is "two billion, four hundred twelve million, one hundred twenty-one thousand, one hundred eleven".