101212211110 has 8 divisors (see below), whose sum is σ = 182181980016. Its totient is φ = 40484884440.

The previous prime is 101212211083. The next prime is 101212211117. The reversal of 101212211110 is 11112212101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101212211117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5060610546 + ... + 5060610565.

It is an arithmetic number, because the mean of its divisors is an integer number (22772747502).

Almost surely, 2^101212211110 is an apocalyptic number.

101212211110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101212211110 is a deficient number, since it is larger than the sum of its proper divisors (80969768906).

101212211110 is a wasteful number, since it uses less digits than its factorization.

101212211110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10121221118.

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

Adding to 101212211110 its reverse (11112212101), we get a palindrome (112324423211).

Subtracting from 101212211110 its reverse (11112212101), we obtain a palindrome (90099999009).

The spelling of 101212211110 in words is "one hundred one billion, two hundred twelve million, two hundred eleven thousand, one hundred ten".