1012101100101 has 24 divisors (see below), whose sum is σ = 1799290846080. Its totient is φ = 533855524896.

The previous prime is 1012101100091. The next prime is 1012101100121. The reversal of 1012101100101 is 1010011012101.

It is not a de Polignac number, because 1012101100101 - 2³⁰ = 1011027358277 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 (1012101100121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 617887521 + ... + 617889158.

It is an arithmetic number, because the mean of its divisors is an integer number (74970451920).

Almost surely, 2^{1012101100101} is an apocalyptic number.

It is an amenable number.

1012101100101 is a deficient number, since it is larger than the sum of its proper divisors (787189745979).

1012101100101 is a wasteful number, since it uses less digits than its factorization.

1012101100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235776705 (or 1235776702 counting only the distinct ones).

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

Adding to 1012101100101 its reverse (1010011012101), we get a palindrome (2022112112202).

The spelling of 1012101100101 in words is "one trillion, twelve billion, one hundred one million, one hundred thousand, one hundred one".