3223140245120 has 128 divisors (see below), whose sum is σ = 7861470724800. Its totient is φ = 1263271403520.

The previous prime is 3223140245107. The next prime is 3223140245123. The reversal of 3223140245120 is 215420413223.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (3223140245123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11453300 + ... + 11731340.

Almost surely, 2^{3223140245120} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3223140245120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3930735362400).

3223140245120 is an abundant number, since it is smaller than the sum of its proper divisors (4638330479680).

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

3223140245120 is a wasteful number, since it uses less digits than its factorization.

3223140245120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278426 (or 278414 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 3223140245120 its reverse (215420413223), we get a palindrome (3438560658343).

The spelling of 3223140245120 in words is "three trillion, two hundred twenty-three billion, one hundred forty million, two hundred forty-five thousand, one hundred twenty".