11033223221031 has 128 divisors (see below), whose sum is σ = 17124791040000. Its totient is φ = 6255122227200.

The previous prime is 11033223221029. The next prime is 11033223221107. The reversal of 11033223221031 is 13012232233011.

It is not a de Polignac number, because 11033223221031 - 2¹ = 11033223221029 is a prime.

It is a super-2 number, since 2×11033223221031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11033223220992 and 11033223221010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11033223221231) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5535986571 + ... + 5535988563.

It is an arithmetic number, because the mean of its divisors is an integer number (133787430000).

Almost surely, 2^{11033223221031} is an apocalyptic number.

11033223221031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11033223221031 is a deficient number, since it is larger than the sum of its proper divisors (6091567818969).

11033223221031 is a wasteful number, since it uses less digits than its factorization.

11033223221031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 11033223221031 its reverse (13012232233011), we get a palindrome (24045455454042).

The spelling of 11033223221031 in words is "eleven trillion, thirty-three billion, two hundred twenty-three million, two hundred twenty-one thousand, thirty-one".