1021101000011 has 16 divisors (see below), whose sum is σ = 1040602792320. Its totient is φ = 1001731199040.

The previous prime is 1021100999957. The next prime is 1021101000037. The reversal of 1021101000011 is 1100001011201.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1021101000011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1021101000061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20755280 + ... + 20804418.

It is an arithmetic number, because the mean of its divisors is an integer number (65037674520).

Almost surely, 2^{1021101000011} is an apocalyptic number.

1021101000011 is a deficient number, since it is larger than the sum of its proper divisors (19501792309).

1021101000011 is an equidigital number, since it uses as much as digits as its factorization.

1021101000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50474.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1021101000011 its reverse (1100001011201), we get a palindrome (2121102011212).

The spelling of 1021101000011 in words is "one trillion, twenty-one billion, one hundred one million, eleven", and thus it is an aban number.