20233743404220 has 96 divisors (see below), whose sum is σ = 66262551532800. Its totient is φ = 5111682541632.

The previous prime is 20233743404207. The next prime is 20233743404227. The reversal of 20233743404220 is 2240434733202.

20233743404220 is a `hidden beast` number, since 2 + 0 + 23 + 3 + 7 + 4 + 3 + 404 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20233743404227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 986039614 + ... + 986060133.

It is an arithmetic number, because the mean of its divisors is an integer number (690234911800).

Almost surely, 2^{20233743404220} is an apocalyptic number.

20233743404220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20233743404220 is an abundant number, since it is smaller than the sum of its proper divisors (46028808128580).

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

20233743404220 is a wasteful number, since it uses less digits than its factorization.

20233743404220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1972099784 (or 1972099776 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 36.

The spelling of 20233743404220 in words is "twenty trillion, two hundred thirty-three billion, seven hundred forty-three million, four hundred four thousand, two hundred twenty".