22201212120002 has 16 divisors (see below), whose sum is σ = 34764100705152. Its totient is φ = 10613577923520.

The previous prime is 22201212119987. The next prime is 22201212120079. The reversal of 22201212120002 is 20002121210222.

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, 99730574 + ... + 99952937.

It is an arithmetic number, because the mean of its divisors is an integer number (2172756294072).

Almost surely, 2^{22201212120002} is an apocalyptic number.

22201212120002 is a deficient number, since it is larger than the sum of its proper divisors (12562888585150).

22201212120002 is a wasteful number, since it uses less digits than its factorization.

22201212120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199685953.

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

Adding to 22201212120002 its reverse (20002121210222), we get a palindrome (42203333330224).

The spelling of 22201212120002 in words is "twenty-two trillion, two hundred one billion, two hundred twelve million, one hundred twenty thousand, two".