20043301036 has 72 divisors (see below), whose sum is σ = 41145850368. Its totient is φ = 8506713600.

The previous prime is 20043300971. The next prime is 20043301063. The reversal of 20043301036 is 63010334002.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 20043300998 and 20043301016.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1035366 + ... + 1054546.

It is an arithmetic number, because the mean of its divisors is an integer number (571470144).

Almost surely, 2^20043301036 is an apocalyptic number.

It is an amenable number.

20043301036 is an abundant number, since it is smaller than the sum of its proper divisors (21102549332).

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

20043301036 is a wasteful number, since it uses less digits than its factorization.

20043301036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19351 (or 19338 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20043301036 its reverse (63010334002), we get a palindrome (83053635038).

The spelling of 20043301036 in words is "twenty billion, forty-three million, three hundred one thousand, thirty-six".