1102101021011 has 4 divisors (see below), whose sum is σ = 1122895379952. Its totient is φ = 1081306662072.

The previous prime is 1102101021001. The next prime is 1102101021067. The reversal of 1102101021011 is 1101201012011.

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-1102101021011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102101020983 and 1102101021001.

It is not an unprimeable number, because it can be changed into a prime (1102101021001) 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, 10397179391 + ... + 10397179496.

It is an arithmetic number, because the mean of its divisors is an integer number (280723844988).

Almost surely, 2^{1102101021011} is an apocalyptic number.

1102101021011 is a deficient number, since it is larger than the sum of its proper divisors (20794358941).

1102101021011 is an equidigital number, since it uses as much as digits as its factorization.

1102101021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20794358940.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1102101021011 its reverse (1101201012011), we get a palindrome (2203302033022).

The spelling of 1102101021011 in words is "one trillion, one hundred two billion, one hundred one million, twenty-one thousand, eleven".