1101020001103 has 4 divisors (see below), whose sum is σ = 1201112728488. Its totient is φ = 1000927273720.

The previous prime is 1101020001083. The next prime is 1101020001127. The reversal of 1101020001103 is 3011000201011.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-1101020001103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101020001103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101020001143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50046363676 + ... + 50046363697.

It is an arithmetic number, because the mean of its divisors is an integer number (300278182122).

Almost surely, 2^{1101020001103} is an apocalyptic number.

1101020001103 is a deficient number, since it is larger than the sum of its proper divisors (100092727385).

1101020001103 is a wasteful number, since it uses less digits than its factorization.

1101020001103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100092727384.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1101020001103 its reverse (3011000201011), we get a palindrome (4112020202114).

The spelling of 1101020001103 in words is "one trillion, one hundred one billion, twenty million, one thousand, one hundred three".