101210101101 has 40 divisors (see below), whose sum is σ = 156648729600. Its totient is φ = 65053666080.

The previous prime is 101210101081. The next prime is 101210101219. The reversal of 101210101101 is 101101012101.

It is not a de Polignac number, because 101210101101 - 2⁷ = 101210100973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101210601101) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 600540 + ... + 750378.

It is an arithmetic number, because the mean of its divisors is an integer number (3916218240).

Almost surely, 2^101210101101 is an apocalyptic number.

It is an amenable number.

101210101101 is a deficient number, since it is larger than the sum of its proper divisors (55438628499).

101210101101 is a wasteful number, since it uses less digits than its factorization.

101210101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150151 (or 150142 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 101210101101 its reverse (101101012101), we get a palindrome (202311113202).

The spelling of 101210101101 in words is "one hundred one billion, two hundred ten million, one hundred one thousand, one hundred one".