1101020210023 has 4 divisors (see below), whose sum is σ = 1101042782488. Its totient is φ = 1100997637560.

The previous prime is 1101020210011. The next prime is 1101020210027. The reversal of 1101020210023 is 3200120201011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101020210023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101020209985 and 1101020210012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101020210027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11212908 + ... + 11310673.

It is an arithmetic number, because the mean of its divisors is an integer number (275260695622).

Almost surely, 2^{1101020210023} is an apocalyptic number.

1101020210023 is a deficient number, since it is larger than the sum of its proper divisors (22572465).

1101020210023 is an equidigital number, since it uses as much as digits as its factorization.

1101020210023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22572464.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1101020210023 its reverse (3200120201011), we get a palindrome (4301140411034).

The spelling of 1101020210023 in words is "one trillion, one hundred one billion, twenty million, two hundred ten thousand, twenty-three".