1101211020101 has 16 divisors (see below), whose sum is σ = 1148250660480. Its totient is φ = 1055151464640.

The previous prime is 1101211020043. The next prime is 1101211020109. The reversal of 1101211020101 is 1010201121011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101211020101 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 (1101211020109) 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, 17263496 + ... + 17327166.

It is an arithmetic number, because the mean of its divisors is an integer number (71765666280).

Almost surely, 2^{1101211020101} is an apocalyptic number.

It is an amenable number.

1101211020101 is a deficient number, since it is larger than the sum of its proper divisors (47039640379).

1101211020101 is an equidigital number, since it uses as much as digits as its factorization.

1101211020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71356.

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

Adding to 1101211020101 its reverse (1010201121011), we get a palindrome (2111412141112).

The spelling of 1101211020101 in words is "one trillion, one hundred one billion, two hundred eleven million, twenty thousand, one hundred one".