100120101010 has 16 divisors (see below), whose sum is σ = 188051668416. Its totient is φ = 38306821168.

The previous prime is 100120100989. The next prime is 100120101143. The reversal of 100120101010 is 10101021001.

100120101010 is a modest number, since divided by 101010 gives 100120 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 100120100984 and 100120101002.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 217652164 + ... + 217652623.

It is an arithmetic number, because the mean of its divisors is an integer number (11753229276).

Almost surely, 2^100120101010 is an apocalyptic number.

100120101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100120101010 is a deficient number, since it is larger than the sum of its proper divisors (87931567406).

100120101010 is a wasteful number, since it uses less digits than its factorization.

100120101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435304817.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 100120101010 its reverse (10101021001), we get a palindrome (110221122011).

The spelling of 100120101010 in words is "one hundred billion, one hundred twenty million, one hundred one thousand, ten".