202122112102 has 8 divisors (see below), whose sum is σ = 321017472216. Its totient is φ = 95116288032.

The previous prime is 202122112039. The next prime is 202122112117. The reversal of 202122112102 is 201211221202.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2972383968 + ... + 2972384035.

It is an arithmetic number, because the mean of its divisors is an integer number (40127184027).

Almost surely, 2^202122112102 is an apocalyptic number.

202122112102 is a deficient number, since it is larger than the sum of its proper divisors (118895360114).

202122112102 is a wasteful number, since it uses less digits than its factorization.

202122112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5944768022.

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

Adding to 202122112102 its reverse (201211221202), we get a palindrome (403333333304).

The spelling of 202122112102 in words is "two hundred two billion, one hundred twenty-two million, one hundred twelve thousand, one hundred two".