1126442220631 has 16 divisors (see below), whose sum is σ = 1386419777344. Its totient is φ = 891232118784.

The previous prime is 1126442220613. The next prime is 1126442220641. The reversal of 1126442220631 is 1360222446211.

It is not a de Polignac number, because 1126442220631 - 2²⁵ = 1126408666199 is a prime.

It is a super-2 number, since 2×1126442220631² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126442220641) 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 15 ways as a sum of consecutive naturals, for example, 5524855 + ... + 5725111.

It is an arithmetic number, because the mean of its divisors is an integer number (86651236084).

Almost surely, 2^{1126442220631} is an apocalyptic number.

1126442220631 is a deficient number, since it is larger than the sum of its proper divisors (259977556713).

1126442220631 is a wasteful number, since it uses less digits than its factorization.

1126442220631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262090.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 1126442220631 its reverse (1360222446211), we get a palindrome (2486664666842).

The spelling of 1126442220631 in words is "one trillion, one hundred twenty-six billion, four hundred forty-two million, two hundred twenty thousand, six hundred thirty-one".