201212022010 has 16 divisors (see below), whose sum is σ = 365033465856. Its totient is φ = 79851069648.

The previous prime is 201212021987. The next prime is 201212022017. The reversal of 201212022010 is 10220212102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (201212022017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79216062 + ... + 79218601.

It is an arithmetic number, because the mean of its divisors is an integer number (22814591616).

Almost surely, 2^201212022010 is an apocalyptic number.

201212022010 is a deficient number, since it is larger than the sum of its proper divisors (163821443846).

201212022010 is a wasteful number, since it uses less digits than its factorization.

201212022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158434797.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201212022010 its reverse (10220212102), we get a palindrome (211432234112).

The spelling of 201212022010 in words is "two hundred one billion, two hundred twelve million, twenty-two thousand, ten".