101211201212110 has 64 divisors (see below), whose sum is σ = 200714481805824. Its totient is φ = 36438815088000.

The previous prime is 101211201212101. The next prime is 101211201212113. The reversal of 101211201212110 is 11212102112101.

It is a super-3 number, since 3×101211201212110³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101211201212113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 642601429 + ... + 642758911.

It is an arithmetic number, because the mean of its divisors is an integer number (3136163778216).

Almost surely, 2^{101211201212110} is an apocalyptic number.

101211201212110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101211201212110 is a deficient number, since it is larger than the sum of its proper divisors (99503280593714).

101211201212110 is a wasteful number, since it uses less digits than its factorization.

101211201212110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215449.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 101211201212110 its reverse (11212102112101), we get a palindrome (112423303324211).

The spelling of 101211201212110 in words is "one hundred one trillion, two hundred eleven billion, two hundred one million, two hundred twelve thousand, one hundred ten".