1001002222011 has 16 divisors (see below), whose sum is σ = 1460323732608. Its totient is φ = 604867804800.

The previous prime is 1001002222007. The next prime is 1001002222013. The reversal of 1001002222011 is 1102222001001.

It is not a de Polignac number, because 1001002222011 - 2² = 1001002222007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001002222013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44993925 + ... + 45016166.

It is an arithmetic number, because the mean of its divisors is an integer number (91270233288).

Almost surely, 2^{1001002222011} is an apocalyptic number.

1001002222011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1001002222011 is a deficient number, since it is larger than the sum of its proper divisors (459321510597).

1001002222011 is a wasteful number, since it uses less digits than its factorization.

1001002222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90010442.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1001002222011 its reverse (1102222001001), we get a palindrome (2103224223012).

The spelling of 1001002222011 in words is "one trillion, one billion, two million, two hundred twenty-two thousand, eleven".