20111143104002 has 16 divisors (see below), whose sum is σ = 31210768089600. Its totient is φ = 9709031524320.

The previous prime is 20111143103869. The next prime is 20111143104007. The reversal of 20111143104002 is 20040134111102.

It is not an unprimeable number, because it can be changed into a prime (20111143104007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369418427 + ... + 369472862.

It is an arithmetic number, because the mean of its divisors is an integer number (1950673005600).

Almost surely, 2^{20111143104002} is an apocalyptic number.

20111143104002 is a deficient number, since it is larger than the sum of its proper divisors (11099624985598).

20111143104002 is a wasteful number, since it uses less digits than its factorization.

20111143104002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738891761.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 20111143104002 its reverse (20040134111102), we get a palindrome (40151277215104).

The spelling of 20111143104002 in words is "twenty trillion, one hundred eleven billion, one hundred forty-three million, one hundred four thousand, two".