102201021122 has 8 divisors (see below), whose sum is σ = 153355198476. Its totient is φ = 51082621632.

The previous prime is 102201021101. The next prime is 102201021137. The reversal of 102201021122 is 221120102201.

102201021122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 98489896561 + 3711124561 = 313831^2 + 60919^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 102201021097 and 102201021106.

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, 8937323 + ... + 8948750.

Almost surely, 2^102201021122 is an apocalyptic number.

102201021122 is a deficient number, since it is larger than the sum of its proper divisors (51154177354).

102201021122 is a wasteful number, since it uses less digits than its factorization.

102201021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17888932.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102201021122 its reverse (221120102201), we get a palindrome (323321123323).

The spelling of 102201021122 in words is "one hundred two billion, two hundred one million, twenty-one thousand, one hundred twenty-two".