1101011222211 has 8 divisors (see below), whose sum is σ = 1468511428944. Its totient is φ = 733759248480.

The previous prime is 1101011222203. The next prime is 1101011222219. The reversal of 1101011222211 is 1122221101011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1101011222203) and next prime (1101011222219).

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

It is not a de Polignac number, because 1101011222211 - 2³ = 1101011222203 is a prime.

It is a super-2 number, since 2×1101011222211² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1101011222219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62047900 + ... + 62065641.

It is an arithmetic number, because the mean of its divisors is an integer number (183563928618).

Almost surely, 2^{1101011222211} is an apocalyptic number.

1101011222211 is a deficient number, since it is larger than the sum of its proper divisors (367500206733).

1101011222211 is a wasteful number, since it uses less digits than its factorization.

1101011222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124116501.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1101011222211 its reverse (1122221101011), we get a palindrome (2223232323222).

The spelling of 1101011222211 in words is "one trillion, one hundred one billion, eleven million, two hundred twenty-two thousand, two hundred eleven".