1210000122002 has 24 divisors (see below), whose sum is σ = 2148279496896. Its totient is φ = 500689700784.

The previous prime is 1210000121989. The next prime is 1210000122013. The reversal of 1210000122002 is 2002210000121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51372638 + ... + 51396185.

It is an arithmetic number, because the mean of its divisors is an integer number (89511645704).

Almost surely, 2^{1210000122002} is an apocalyptic number.

1210000122002 is a deficient number, since it is larger than the sum of its proper divisors (938279374894).

1210000122002 is a wasteful number, since it uses less digits than its factorization.

1210000122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102768890 (or 102768861 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1210000122002 its reverse (2002210000121), we get a palindrome (3212210122123).

The spelling of 1210000122002 in words is "one trillion, two hundred ten billion, one hundred twenty-two thousand, two".