122211000110101 has 4 divisors (see below), whose sum is σ = 139669714411552. Its totient is φ = 104752285808652.

The previous prime is 122211000110099. The next prime is 122211000110131. The reversal of 122211000110101 is 101011000112221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122211000110101 - 2¹ = 122211000110099 is a prime.

It is a super-2 number, since 2×122211000110101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122211000110131) 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, 8729357150715 + ... + 8729357150728.

It is an arithmetic number, because the mean of its divisors is an integer number (34917428602888).

Almost surely, 2^{122211000110101} is an apocalyptic number.

It is an amenable number.

122211000110101 is a deficient number, since it is larger than the sum of its proper divisors (17458714301451).

122211000110101 is an equidigital number, since it uses as much as digits as its factorization.

122211000110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17458714301450.

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

Adding to 122211000110101 its reverse (101011000112221), we get a palindrome (223222000222322).

The spelling of 122211000110101 in words is "one hundred twenty-two trillion, two hundred eleven billion, one hundred ten thousand, one hundred one".