3012140223420 has 144 divisors (see below), whose sum is σ = 8683087932288. Its totient is φ = 780141614720.

The previous prime is 3012140223403. The next prime is 3012140223437. The reversal of 3012140223420 is 243220412103.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3012140223403) and next prime (3012140223437).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17275999 + ... + 17449481.

It is an arithmetic number, because the mean of its divisors is an integer number (60299221752).

Almost surely, 2^{3012140223420} is an apocalyptic number.

3012140223420 is a gapful number since it is divisible by the number (30) 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 3012140223420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4341543966144).

3012140223420 is an abundant number, since it is smaller than the sum of its proper divisors (5670947708868).

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

3012140223420 is a wasteful number, since it uses less digits than its factorization.

3012140223420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173720 (or 173671 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 3012140223420 its reverse (243220412103), we get a palindrome (3255360635523).

The spelling of 3012140223420 in words is "three trillion, twelve billion, one hundred forty million, two hundred twenty-three thousand, four hundred twenty".