101222121011 has 8 divisors (see below), whose sum is σ = 110570011824. Its totient is φ = 91898543520.

The previous prime is 101222120999. The next prime is 101222121019. The reversal of 101222121011 is 110121222101.

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 101222121011 - 2⁶ = 101222120947 is a prime.

It is a super-3 number, since 3×101222121011³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101222121019) 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, 6069620 + ... + 6086273.

It is an arithmetic number, because the mean of its divisors is an integer number (13821251478).

Almost surely, 2^101222121011 is an apocalyptic number.

101222121011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101222121011 is a deficient number, since it is larger than the sum of its proper divisors (9347890813).

101222121011 is a wasteful number, since it uses less digits than its factorization.

101222121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12156661.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101222121011 its reverse (110121222101), we get a palindrome (211343343112).

The spelling of 101222121011 in words is "one hundred one billion, two hundred twenty-two million, one hundred twenty-one thousand, eleven".