122121121120022 has 16 divisors (see below), whose sum is σ = 183836127424560. Its totient is φ = 60842630677248.

The previous prime is 122121121119967. The next prime is 122121121120079. The reversal of 122121121120022 is 220021121121221.

It is a super-2 number, since 2×122121121120022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122121121119976 and 122121121120003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53556872 + ... + 55790507.

It is an arithmetic number, because the mean of its divisors is an integer number (11489757964035).

Almost surely, 2^{122121121120022} is an apocalyptic number.

122121121120022 is a deficient number, since it is larger than the sum of its proper divisors (61715006304538).

122121121120022 is a wasteful number, since it uses less digits than its factorization.

122121121120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109349375.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 122121121120022 its reverse (220021121121221), we get a palindrome (342142242241243).

The spelling of 122121121120022 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, one hundred twenty-one million, one hundred twenty thousand, twenty-two".