101202100101 has 12 divisors (see below), whose sum is σ = 146225164800. Its totient is φ = 67447595880.

The previous prime is 101202100079. The next prime is 101202100117. The reversal of 101202100101 is 101001202101.

It is a happy number.

It is not a de Polignac number, because 101202100101 - 2⁹ = 101202099589 is a prime.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101202100141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1674565 + ... + 1733946.

It is an arithmetic number, because the mean of its divisors is an integer number (12185430400).

Almost surely, 2^101202100101 is an apocalyptic number.

It is an amenable number.

101202100101 is a deficient number, since it is larger than the sum of its proper divisors (45023064699).

101202100101 is a wasteful number, since it uses less digits than its factorization.

101202100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3411816 (or 3411813 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101202100101 its reverse (101001202101), we get a palindrome (202203302202).

The spelling of 101202100101 in words is "one hundred one billion, two hundred two million, one hundred thousand, one hundred one".