101001100101010 has 16 divisors (see below), whose sum is σ = 182382817184856. Its totient is φ = 40271365150848.

The previous prime is 101001100100983. The next prime is 101001100101037. The reversal of 101001100101010 is 10101001100101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101001100100983) and next prime (101001100101037).

It can be written as a sum of positive squares in 4 ways, for example, as 73212271877889 + 27788828223121 = 8556417^2 + 5271511^2 .

It is a super-2 number, since 2×101001100101010² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101001100100984 and 101001100101002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16134357909 + ... + 16134364168.

Almost surely, 2^{101001100101010} is an apocalyptic number.

101001100101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101001100101010 is a deficient number, since it is larger than the sum of its proper divisors (81381717083846).

101001100101010 is a wasteful number, since it uses less digits than its factorization.

101001100101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32268722397.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 101001100101010 its reverse (10101001100101), we get a palindrome (111102101201111).

Subtracting from 101001100101010 its reverse (10101001100101), we obtain a palindrome (90900099000909).

The spelling of 101001100101010 in words is "one hundred one trillion, one billion, one hundred million, one hundred one thousand, ten".