1011423022444 has 24 divisors (see below), whose sum is σ = 1776667037040. Its totient is φ = 503805105984.

The previous prime is 1011423022439. The next prime is 1011423022457. The reversal of 1011423022444 is 4442203241101.

It is a super-2 number, since 2×1011423022444² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3150802 + ... + 3456934.

It is an arithmetic number, because the mean of its divisors is an integer number (74027793210).

Almost surely, 2^{1011423022444} is an apocalyptic number.

It is an amenable number.

1011423022444 is a deficient number, since it is larger than the sum of its proper divisors (765244014596).

1011423022444 is a wasteful number, since it uses less digits than its factorization.

1011423022444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309249 (or 309247 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1011423022444 its reverse (4442203241101), we get a palindrome (5453626263545).

The spelling of 1011423022444 in words is "one trillion, eleven billion, four hundred twenty-three million, twenty-two thousand, four hundred forty-four".