121022122 has 8 divisors (see below), whose sum is σ = 195497316. Its totient is φ = 55856352.

The previous prime is 121022117. The next prime is 121022129. The reversal of 121022122 is 221220121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 121022001 + 121 = 11001^2 + 11^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (121022129) 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, 2327323 + ... + 2327374.

Almost surely, 2^121022122 is an apocalyptic number.

121022122 is a deficient number, since it is larger than the sum of its proper divisors (74475194).

121022122 is a wasteful number, since it uses less digits than its factorization.

121022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4654712.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 121022122 is about 11001.0054994987. The cubic root of 121022122 is about 494.6388850078.

Adding to 121022122 its reverse (221220121), we get a palindrome (342242243).

It can be divided in two parts, 1210 and 22122, that added together give a palindrome (23332).

The spelling of 121022122 in words is "one hundred twenty-one million, twenty-two thousand, one hundred twenty-two".