1101042000020 has 12 divisors (see below), whose sum is σ = 2312188200084. Its totient is φ = 440416800000.

The previous prime is 1101042000017. The next prime is 1101042000103. The reversal of 1101042000020 is 200002401011.

It can be written as a sum of positive squares in 2 ways, for example, as 323026269316 + 778015730704 = 568354^2 + 882052^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1101041999965 and 1101042000010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27526049981 + ... + 27526050020.

It is an arithmetic number, because the mean of its divisors is an integer number (192682350007).

Almost surely, 2^{1101042000020} is an apocalyptic number.

1101042000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101042000020 is an abundant number, since it is smaller than the sum of its proper divisors (1211146200064).

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

1101042000020 is a wasteful number, since it uses less digits than its factorization.

1101042000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55052100010 (or 55052100008 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1101042000020 its reverse (200002401011), we get a palindrome (1301044401031).

The spelling of 1101042000020 in words is "one trillion, one hundred one billion, forty-two million, twenty", and thus it is an aban number.