122111112120202 has 32 divisors (see below), whose sum is σ = 194343247458000. Its totient is φ = 57345003813888.

The previous prime is 122111112120167. The next prime is 122111112120323. The reversal of 122111112120202 is 202021211111221.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 6607321161841 + 115503790958361 = 2570471^2 + 10747269^2 .

It is a super-2 number, since 2×122111112120202² (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 122111112120202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45999424 + ... + 48581572.

Almost surely, 2^{122111112120202} is an apocalyptic number.

122111112120202 is a deficient number, since it is larger than the sum of its proper divisors (72232135337798).

122111112120202 is a wasteful number, since it uses less digits than its factorization.

122111112120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585050.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122111112120202 its reverse (202021211111221), we get a palindrome (324132323231423).

The spelling of 122111112120202 in words is "one hundred twenty-two trillion, one hundred eleven billion, one hundred twelve million, one hundred twenty thousand, two hundred two".