1201012422 has 32 divisors (see below), whose sum is σ = 2418367104. Its totient is φ = 397622400.

The previous prime is 1201012399. The next prime is 1201012429. The reversal of 1201012422 is 2242101021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201012429) 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 15 ways as a sum of consecutive naturals, for example, 1228798 + ... + 1229774.

It is an arithmetic number, because the mean of its divisors is an integer number (75573972).

Almost surely, 2^1201012422 is an apocalyptic number.

1201012422 is an abundant number, since it is smaller than the sum of its proper divisors (1217354682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201012422 is a wasteful number, since it uses less digits than its factorization.

1201012422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2164.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1201012422 is about 34655.6261233295. The cubic root of 1201012422 is about 1062.9573348753.

Adding to 1201012422 its reverse (2242101021), we get a palindrome (3443113443).

The spelling of 1201012422 in words is "one billion, two hundred one million, twelve thousand, four hundred twenty-two".