101201212010 has 16 divisors (see below), whose sum is σ = 182957653800. Its totient is φ = 40303713216.

The previous prime is 101201212009. The next prime is 101201212027. The reversal of 101201212010 is 10212102101.

It can be written as a sum of positive squares in 4 ways, for example, as 101094110209 + 107101801 = 317953^2 + 10349^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101201211982 and 101201212000.

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, 22094045 + ... + 22098624.

Almost surely, 2^101201212010 is an apocalyptic number.

101201212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101201212010 is a deficient number, since it is larger than the sum of its proper divisors (81756441790).

101201212010 is a wasteful number, since it uses less digits than its factorization.

101201212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44192905.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 101201212010 its reverse (10212102101), we get a palindrome (111413314111).

The spelling of 101201212010 in words is "one hundred one billion, two hundred one million, two hundred twelve thousand, ten".