201102021212 has 12 divisors (see below), whose sum is σ = 352000820976. Its totient is φ = 100530358080.

The previous prime is 201102021193. The next prime is 201102021229. The reversal of 201102021212 is 212120201102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5141213 + ... + 5180180.

It is an arithmetic number, because the mean of its divisors is an integer number (29333401748).

Almost surely, 2^201102021212 is an apocalyptic number.

It is an amenable number.

201102021212 is a deficient number, since it is larger than the sum of its proper divisors (150898799764).

201102021212 is a wasteful number, since it uses less digits than its factorization.

201102021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10326268 (or 10326266 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201102021212 its reverse (212120201102), we get a palindrome (413222222314).

The spelling of 201102021212 in words is "two hundred one billion, one hundred two million, twenty-one thousand, two hundred twelve".