201212001022210 has 32 divisors (see below), whose sum is σ = 384944525235072. Its totient is φ = 75462376032000.

The previous prime is 201212001022163. The next prime is 201212001022211. The reversal of 201212001022210 is 12220100212102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (201212001022211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2250145416 + ... + 2250234835.

It is an arithmetic number, because the mean of its divisors is an integer number (12029516413596).

Almost surely, 2^{201212001022210} is an apocalyptic number.

201212001022210 is a deficient number, since it is larger than the sum of its proper divisors (183732524212862).

201212001022210 is a wasteful number, since it uses less digits than its factorization.

201212001022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500380538.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201212001022210 its reverse (12220100212102), we get a palindrome (213432101234312).

The spelling of 201212001022210 in words is "two hundred one trillion, two hundred twelve billion, one million, twenty-two thousand, two hundred ten".