122221220101102 has 16 divisors (see below), whose sum is σ = 184293546983424. Its totient is φ = 60790044247000.

The previous prime is 122221220101087. The next prime is 122221220101109. The reversal of 122221220101102 is 201101022122221.

It is a super-2 number, since 2×122221220101102² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122221220101102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122221220101109) 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, 37423827 + ... + 40558417.

It is an arithmetic number, because the mean of its divisors is an integer number (11518346686464).

Almost surely, 2^{122221220101102} is an apocalyptic number.

122221220101102 is a deficient number, since it is larger than the sum of its proper divisors (62072326882322).

122221220101102 is a wasteful number, since it uses less digits than its factorization.

122221220101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3236855.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 122221220101102 its reverse (201101022122221), we get a palindrome (323322242223323).

The spelling of 122221220101102 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, two hundred twenty million, one hundred one thousand, one hundred two".