102212212332122 has 4 divisors (see below), whose sum is σ = 153318318498186. Its totient is φ = 51106106166060.

The previous prime is 102212212332119. The next prime is 102212212332143. The reversal of 102212212332122 is 221233212212201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 100176057422401 + 2036154909721 = 10008799^2 + 1426939^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102212212332091 and 102212212332100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25553053083029 + ... + 25553053083032.

Almost surely, 2^{102212212332122} is an apocalyptic number.

102212212332122 is a deficient number, since it is larger than the sum of its proper divisors (51106106166064).

102212212332122 is an equidigital number, since it uses as much as digits as its factorization.

102212212332122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51106106166063.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 102212212332122 its reverse (221233212212201), we get a palindrome (323445424544323).

The spelling of 102212212332122 in words is "one hundred two trillion, two hundred twelve billion, two hundred twelve million, three hundred thirty-two thousand, one hundred twenty-two".