1101020123320 has 32 divisors (see below), whose sum is σ = 2667856453920. Its totient is φ = 406530506880.

The previous prime is 1101020123261. The next prime is 1101020123369. The reversal of 1101020123320 is 233210201011.

It is a junction number, because it is equal to n+sod(n) for n = 1101020123294 and 1101020123303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1058672676 + ... + 1058673715.

It is an arithmetic number, because the mean of its divisors is an integer number (83370514185).

Almost surely, 2^{1101020123320} is an apocalyptic number.

1101020123320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101020123320 is an abundant number, since it is smaller than the sum of its proper divisors (1566836330600).

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

1101020123320 is a wasteful number, since it uses less digits than its factorization.

1101020123320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117346415 (or 2117346411 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1101020123320 its reverse (233210201011), we get a palindrome (1334230324331).

The spelling of 1101020123320 in words is "one trillion, one hundred one billion, twenty million, one hundred twenty-three thousand, three hundred twenty".