201103220312 has 8 divisors (see below), whose sum is σ = 377068538100. Its totient is φ = 100551610152.

The previous prime is 201103220261. The next prime is 201103220347. The reversal of 201103220312 is 213022301102.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12568951262 + ... + 12568951277.

Almost surely, 2^201103220312 is an apocalyptic number.

It is an amenable number.

201103220312 is a deficient number, since it is larger than the sum of its proper divisors (175965317788).

201103220312 is a wasteful number, since it uses less digits than its factorization.

201103220312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25137902545 (or 25137902541 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 201103220312 its reverse (213022301102), we get a palindrome (414125521414).

The spelling of 201103220312 in words is "two hundred one billion, one hundred three million, two hundred twenty thousand, three hundred twelve".