122121201022 has 16 divisors (see below), whose sum is σ = 190146169152. Its totient is φ = 58781740320.

The previous prime is 122121201001. The next prime is 122121201053. The reversal of 122121201022 is 220102121221.

It is a happy number.

122121201022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 122121200987 and 122121201005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10643133 + ... + 10654600.

It is an arithmetic number, because the mean of its divisors is an integer number (11884135572).

Almost surely, 2^122121201022 is an apocalyptic number.

122121201022 is a deficient number, since it is larger than the sum of its proper divisors (68024968130).

122121201022 is a wasteful number, since it uses less digits than its factorization.

122121201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21297843.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122121201022 its reverse (220102121221), we get a palindrome (342223322243).

The spelling of 122121201022 in words is "one hundred twenty-two billion, one hundred twenty-one million, two hundred one thousand, twenty-two".