1114143423420 has 96 divisors (see below), whose sum is σ = 3169769137920. Its totient is φ = 292355584000.

The previous prime is 1114143423409. The next prime is 1114143423457. The reversal of 1114143423420 is 243243414111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 804316 + ... + 1695644.

It is an arithmetic number, because the mean of its divisors is an integer number (33018428520).

Almost surely, 2^{1114143423420} is an apocalyptic number.

1114143423420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1114143423420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1584884568960).

1114143423420 is an abundant number, since it is smaller than the sum of its proper divisors (2055625714500).

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

1114143423420 is a wasteful number, since it uses less digits than its factorization.

1114143423420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891675 (or 891673 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 1114143423420 its reverse (243243414111), we get a palindrome (1357386837531).

The spelling of 1114143423420 in words is "one trillion, one hundred fourteen billion, one hundred forty-three million, four hundred twenty-three thousand, four hundred twenty".