2211403012 has 48 divisors (see below), whose sum is σ = 4787354880. Its totient is φ = 870371712.

The previous prime is 2211402983. The next prime is 2211403021. The reversal of 2211403012 is 2103041122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56289 + ... + 87127.

It is an arithmetic number, because the mean of its divisors is an integer number (99736560).

Almost surely, 2^2211403012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2211403012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2393677440).

2211403012 is an abundant number, since it is smaller than the sum of its proper divisors (2575951868).

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

2211403012 is a wasteful number, since it uses less digits than its factorization.

2211403012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31060 (or 31058 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2211403012 is about 47025.5570089287. The cubic root of 2211403012 is about 1302.8346453427.

Adding to 2211403012 its reverse (2103041122), we get a palindrome (4314444134).

The spelling of 2211403012 in words is "two billion, two hundred eleven million, four hundred three thousand, twelve".