20011211003024 has 10 divisors (see below), whose sum is σ = 38771721318390. Its totient is φ = 10005605501504.

The previous prime is 20011211002999. The next prime is 20011211003057. The reversal of 20011211003024 is 42030011211002.

It can be written as a sum of positive squares in only one way, i.e., 17774487360400 + 2236723642624 = 4215980^2 + 1495568^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20011211002993 and 20011211003011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625350343829 + ... + 625350343860.

It is an arithmetic number, because the mean of its divisors is an integer number (3877172131839).

Almost surely, 2^{20011211003024} is an apocalyptic number.

It is an amenable number.

20011211003024 is a deficient number, since it is larger than the sum of its proper divisors (18760510315366).

20011211003024 is a wasteful number, since it uses less digits than its factorization.

20011211003024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250700687697 (or 1250700687691 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20011211003024 its reverse (42030011211002), we get a palindrome (62041222214026).

The spelling of 20011211003024 in words is "twenty trillion, eleven billion, two hundred eleven million, three thousand, twenty-four".