1112222143004 has 24 divisors (see below), whose sum is σ = 2226808254048. Its totient is φ = 476160068160.

The previous prime is 1112222142973. The next prime is 1112222143007. The reversal of 1112222143004 is 4003412222111.

It is a super-2 number, since 2×1112222143004² (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 (1112222143007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21080039 + ... + 21132734.

It is an arithmetic number, because the mean of its divisors is an integer number (92783677252).

Almost surely, 2^{1112222143004} is an apocalyptic number.

1112222143004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1112222143004 is an abundant number, since it is smaller than the sum of its proper divisors (1114586111044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1112222143004 is a wasteful number, since it uses less digits than its factorization.

1112222143004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42213725 (or 42213723 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1112222143004 its reverse (4003412222111), we get a palindrome (5115634365115).

The spelling of 1112222143004 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, one hundred forty-three thousand, four".