1010211101101 has 4 divisors (see below), whose sum is σ = 1054133322912. Its totient is φ = 966288879292.

The previous prime is 1010211101083. The next prime is 1010211101111. The reversal of 1010211101101 is 1011011120101.

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 a de Polignac number, because none of the positive numbers 2^k-1010211101101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010211101111) 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, 21961110871 + ... + 21961110916.

It is an arithmetic number, because the mean of its divisors is an integer number (263533330728).

Almost surely, 2^{1010211101101} is an apocalyptic number.

It is an amenable number.

1010211101101 is a deficient number, since it is larger than the sum of its proper divisors (43922221811).

1010211101101 is an equidigital number, since it uses as much as digits as its factorization.

1010211101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43922221810.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1010211101101 its reverse (1011011120101), we get a palindrome (2021222221202).

The spelling of 1010211101101 in words is "one trillion, ten billion, two hundred eleven million, one hundred one thousand, one hundred one".