122201021101102 has 4 divisors (see below), whose sum is σ = 183301531651656. Its totient is φ = 61100510550550.

The previous prime is 122201021101091. The next prime is 122201021101109. The reversal of 122201021101102 is 201101120102221.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×122201021101102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122201021101109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30550255275274 + ... + 30550255275277.

It is an arithmetic number, because the mean of its divisors is an integer number (45825382912914).

Almost surely, 2^{122201021101102} is an apocalyptic number.

122201021101102 is a deficient number, since it is larger than the sum of its proper divisors (61100510550554).

122201021101102 is an equidigital number, since it uses as much as digits as its factorization.

122201021101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61100510550553.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122201021101102 its reverse (201101120102221), we get a palindrome (323302141203323).

The spelling of 122201021101102 in words is "one hundred twenty-two trillion, two hundred one billion, twenty-one million, one hundred one thousand, one hundred two".