11222221001010 has 32 divisors (see below), whose sum is σ = 26933454512640. Its totient is φ = 2992578476928.

The previous prime is 11222221001009. The next prime is 11222221001053. The reversal of 11222221001010 is 1010012222211.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 6904126 + ... + 8373254.

It is an arithmetic number, because the mean of its divisors is an integer number (841670453520).

Almost surely, 2^{11222221001010} is an apocalyptic number.

11222221001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222221001010 is an abundant number, since it is smaller than the sum of its proper divisors (15711233511630).

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

11222221001010 is a wasteful number, since it uses less digits than its factorization.

11222221001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723762.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11222221001010 its reverse (1010012222211), we get a palindrome (12232233223221).

The spelling of 11222221001010 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-one million, one thousand, ten".