101211210210010 has 64 divisors (see below), whose sum is σ = 188744231531520. Its totient is φ = 39035415536640.

The previous prime is 101211210209929. The next prime is 101211210210029. The reversal of 101211210210010 is 10012012112101.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 383079714 + ... + 383343826.

It is an arithmetic number, because the mean of its divisors is an integer number (2949128617680).

Almost surely, 2^{101211210210010} is an apocalyptic number.

101211210210010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101211210210010 is a deficient number, since it is larger than the sum of its proper divisors (87533021321510).

101211210210010 is a wasteful number, since it uses less digits than its factorization.

101211210210010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268663.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101211210210010 its reverse (10012012112101), we get a palindrome (111223222322111).

The spelling of 101211210210010 in words is "one hundred one trillion, two hundred eleven billion, two hundred ten million, two hundred ten thousand, ten".