510101101010 has 32 divisors (see below), whose sum is σ = 919536363072. Its totient is φ = 203739600960.

The previous prime is 510101101009. The next prime is 510101101019. The reversal of 510101101010 is 10101101015.

It is a happy number.

It is a super-2 number, since 2×510101101010² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 510101100982 and 510101101000.

It is not an unprimeable number, because it can be changed into a prime (510101101019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55519637 + ... + 55528823.

It is an arithmetic number, because the mean of its divisors is an integer number (28735511346).

Almost surely, 2^510101101010 is an apocalyptic number.

510101101010 is a deficient number, since it is larger than the sum of its proper divisors (409435262062).

510101101010 is a wasteful number, since it uses less digits than its factorization.

510101101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16778.

The product of its (nonzero) digits is 5, while the sum is 11.

Adding to 510101101010 its reverse (10101101015), we get a palindrome (520202202025).

The spelling of 510101101010 in words is "five hundred ten billion, one hundred one million, one hundred one thousand, ten".