101212222011 has 8 divisors (see below), whose sum is σ = 135350074704. Its totient is φ = 67274592000.

The previous prime is 101212221977. The next prime is 101212222031. The reversal of 101212222011 is 110222212101.

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

It is not a de Polignac number, because 101212222011 - 2¹¹ = 101212219963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101212222031) 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, 50054490 + ... + 50056511.

It is an arithmetic number, because the mean of its divisors is an integer number (16918759338).

Almost surely, 2^101212222011 is an apocalyptic number.

101212222011 is a deficient number, since it is larger than the sum of its proper divisors (34137852693).

101212222011 is a wasteful number, since it uses less digits than its factorization.

101212222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100111341.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101212222011 its reverse (110222212101), we get a palindrome (211434434112).

The spelling of 101212222011 in words is "one hundred one billion, two hundred twelve million, two hundred twenty-two thousand, eleven".