1101032101021 has 4 divisors (see below), whose sum is σ = 1101034972000. Its totient is φ = 1101029230044.

The previous prime is 1101032100929. The next prime is 1101032101073. The reversal of 1101032101021 is 1201012301011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1101032101021 - 2³⁵ = 1066672362653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101032100992 and 1101032101010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101032111021) 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, 751641 + ... + 1663438.

It is an arithmetic number, because the mean of its divisors is an integer number (275258743000).

Almost surely, 2^{1101032101021} is an apocalyptic number.

It is an amenable number.

1101032101021 is a deficient number, since it is larger than the sum of its proper divisors (2870979).

1101032101021 is an equidigital number, since it uses as much as digits as its factorization.

1101032101021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870978.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1101032101021 its reverse (1201012301011), we get a palindrome (2302044402032).

The spelling of 1101032101021 in words is "one trillion, one hundred one billion, thirty-two million, one hundred one thousand, twenty-one".