20423441334120 has 64 divisors (see below), whose sum is σ = 66840353461440. Its totient is φ = 4951137292800.

The previous prime is 20423441334073. The next prime is 20423441334143. The reversal of 20423441334120 is 2143314432402.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7736150701 + ... + 7736153340.

It is an arithmetic number, because the mean of its divisors is an integer number (1044380522835).

Almost surely, 2^{20423441334120} is an apocalyptic number.

20423441334120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20423441334120 is an abundant number, since it is smaller than the sum of its proper divisors (46416912127320).

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

20423441334120 is a wasteful number, since it uses less digits than its factorization.

20423441334120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15472304066 (or 15472304062 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 20423441334120 its reverse (2143314432402), we get a palindrome (22566755766522).

The spelling of 20423441334120 in words is "twenty trillion, four hundred twenty-three billion, four hundred forty-one million, three hundred thirty-four thousand, one hundred twenty".