121000202112202 has 32 divisors (see below), whose sum is σ = 211849056972288. Its totient is φ = 50752265104896.

The previous prime is 121000202112193. The next prime is 121000202112217. The reversal of 121000202112202 is 202211202000121.

It is a happy number.

It is a super-2 number, since 2×121000202112202² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17820858 + ... + 23655514.

It is an arithmetic number, because the mean of its divisors is an integer number (6620283030384).

Almost surely, 2^{121000202112202} is an apocalyptic number.

121000202112202 is a deficient number, since it is larger than the sum of its proper divisors (90848854860086).

121000202112202 is a wasteful number, since it uses less digits than its factorization.

121000202112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5866230.

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

Adding to 121000202112202 its reverse (202211202000121), we get a palindrome (323211404112323).

The spelling of 121000202112202 in words is "one hundred twenty-one trillion, two hundred two million, one hundred twelve thousand, two hundred two".