212301122002 has 4 divisors (see below), whose sum is σ = 318451683006. Its totient is φ = 106150561000.

The previous prime is 212301121999. The next prime is 212301122051. The reversal of 212301122002 is 200221103212.

It is a happy number.

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., 211040090881 + 1261031121 = 459391^2 + 35511^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53075280499 + ... + 53075280502.

Almost surely, 2^212301122002 is an apocalyptic number.

212301122002 is a deficient number, since it is larger than the sum of its proper divisors (106150561004).

212301122002 is a wasteful number, since it uses less digits than its factorization.

212301122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106150561003.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 212301122002 its reverse (200221103212), we get a palindrome (412522225214).

The spelling of 212301122002 in words is "two hundred twelve billion, three hundred one million, one hundred twenty-two thousand, two".