11021000022031 has 8 divisors (see below), whose sum is σ = 11681991974880. Its totient is φ = 10361418939648.

The previous prime is 11021000022017. The next prime is 11021000022073. The reversal of 11021000022031 is 13022000012011.

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

It is not a de Polignac number, because 11021000022031 - 2¹¹ = 11021000019983 is a prime.

It is a super-2 number, since 2×11021000022031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021000022731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352701526 + ... + 352732771.

It is an arithmetic number, because the mean of its divisors is an integer number (1460248996860).

Almost surely, 2^{11021000022031} is an apocalyptic number.

11021000022031 is a deficient number, since it is larger than the sum of its proper divisors (660991952849).

11021000022031 is an equidigital number, since it uses as much as digits as its factorization.

11021000022031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705435233.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11021000022031 its reverse (13022000012011), we get a palindrome (24043000034042).

The spelling of 11021000022031 in words is "eleven trillion, twenty-one billion, twenty-two thousand, thirty-one".