201220122011002 has 32 divisors (see below), whose sum is σ = 307430986982400. Its totient is φ = 98758223364528.

The previous prime is 201220122010969. The next prime is 201220122011017. The reversal of 201220122011002 is 200110221022102.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119162113 + ... + 120838939.

It is an arithmetic number, because the mean of its divisors is an integer number (9607218343200).

Almost surely, 2^{201220122011002} is an apocalyptic number.

201220122011002 is a deficient number, since it is larger than the sum of its proper divisors (106210864971398).

201220122011002 is a wasteful number, since it uses less digits than its factorization.

201220122011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681330.

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

Adding to 201220122011002 its reverse (200110221022102), we get a palindrome (401330343033104).

The spelling of 201220122011002 in words is "two hundred one trillion, two hundred twenty billion, one hundred twenty-two million, eleven thousand, two".