1211411010 has 64 divisors (see below), whose sum is σ = 3028959360. Its totient is φ = 309803520.

The previous prime is 1211411009. The next prime is 1211411027. The reversal of 1211411010 is 101141121.

It is a super-3 number, since 3×1211411010³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64224 + ... + 80916.

It is an arithmetic number, because the mean of its divisors is an integer number (47327490).

Almost surely, 2^1211411010 is an apocalyptic number.

1211411010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1211411010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1514479680).

1211411010 is an abundant number, since it is smaller than the sum of its proper divisors (1817548350).

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

1211411010 is a wasteful number, since it uses less digits than its factorization.

1211411010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16803.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 1211411010 is about 34805.3301952445. The cubic root of 1211411010 is about 1066.0162839673.

Adding to 1211411010 its reverse (101141121), we get a palindrome (1312552131).

The spelling of 1211411010 in words is "one billion, two hundred eleven million, four hundred eleven thousand, ten".