1201012022 has 64 divisors (see below), whose sum is σ = 2291410944. Its totient is φ = 459993600.

The previous prime is 1201011991. The next prime is 1201012027. The reversal of 1201012022 is 2202101021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1201011994 and 1201012012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201012027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 825848 + ... + 827300.

It is an arithmetic number, because the mean of its divisors is an integer number (35803296).

Almost surely, 2^1201012022 is an apocalyptic number.

1201012022 is a deficient number, since it is larger than the sum of its proper divisors (1090398922).

1201012022 is a wasteful number, since it uses less digits than its factorization.

1201012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1201012022 is about 34655.6203522603. The cubic root of 1201012022 is about 1062.9572168685.

Adding to 1201012022 its reverse (2202101021), we get a palindrome (3403113043).

The spelling of 1201012022 in words is "one billion, two hundred one million, twelve thousand, twenty-two".