1012201322 has 8 divisors (see below), whose sum is σ = 1656329472. Its totient is φ = 460091500.

The previous prime is 1012201321. The next prime is 1012201331. The reversal of 1012201322 is 2231022101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1012201297 and 1012201306.

It is not an unprimeable number, because it can be changed into a prime (1012201321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23004554 + ... + 23004597.

It is an arithmetic number, because the mean of its divisors is an integer number (207041184).

Almost surely, 2^1012201322 is an apocalyptic number.

1012201322 is a deficient number, since it is larger than the sum of its proper divisors (644128150).

1012201322 is a wasteful number, since it uses less digits than its factorization.

1012201322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46009164.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1012201322 is about 31815.1115352438. Note that the first 3 decimals coincide. The cubic root of 1012201322 is about 1004.0506771931.

Adding to 1012201322 its reverse (2231022101), we get a palindrome (3243223423).

The spelling of 1012201322 in words is "one billion, twelve million, two hundred one thousand, three hundred twenty-two".