11451331020226 has 16 divisors (see below), whose sum is σ = 17731544670720. Its totient is φ = 5540825535840.

The previous prime is 11451331020209. The next prime is 11451331020229. The reversal of 11451331020226 is 62202013315411.

It is a super-2 number, since 2×11451331020226² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (11451331020229) 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, 123990 + ... + 4787278.

It is an arithmetic number, because the mean of its divisors is an integer number (1108221541920).

Almost surely, 2^{11451331020226} is an apocalyptic number.

11451331020226 is a deficient number, since it is larger than the sum of its proper divisors (6280213650494).

11451331020226 is a wasteful number, since it uses less digits than its factorization.

11451331020226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4702929.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 11451331020226 its reverse (62202013315411), we get a palindrome (73653344335637).

The spelling of 11451331020226 in words is "eleven trillion, four hundred fifty-one billion, three hundred thirty-one million, twenty thousand, two hundred twenty-six".