121222012200002 has 16 divisors (see below), whose sum is σ = 207913433344512. Its totient is φ = 51926223549600.

The previous prime is 121222012199987. The next prime is 121222012200019. The reversal of 121222012200002 is 200002210222121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2172253874 + ... + 2172309677.

It is an arithmetic number, because the mean of its divisors is an integer number (12994589584032).

Almost surely, 2^{121222012200002} is an apocalyptic number.

121222012200002 is a deficient number, since it is larger than the sum of its proper divisors (86691421144510).

121222012200002 is a wasteful number, since it uses less digits than its factorization.

121222012200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4344565553.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 121222012200002 its reverse (200002210222121), we get a palindrome (321224222422123).

The spelling of 121222012200002 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, twelve million, two hundred thousand, two".