101222131211 has 8 divisors (see below), whose sum is σ = 101328150000. Its totient is φ = 101116154880.

The previous prime is 101222131207. The next prime is 101222131243. The reversal of 101222131211 is 112131222101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101222131211 - 2² = 101222131207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101222131211.

It is not an unprimeable number, because it can be changed into a prime (101222131511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7060931 + ... + 7075251.

It is an arithmetic number, because the mean of its divisors is an integer number (12666018750).

Almost surely, 2^101222131211 is an apocalyptic number.

101222131211 is a deficient number, since it is larger than the sum of its proper divisors (106018789).

101222131211 is a wasteful number, since it uses less digits than its factorization.

101222131211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21229.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 101222131211 its reverse (112131222101), we get a palindrome (213353353312).

The spelling of 101222131211 in words is "one hundred one billion, two hundred twenty-two million, one hundred thirty-one thousand, two hundred eleven".