1201222102003 has 32 divisors (see below), whose sum is σ = 1532772933120. Its totient is φ = 914060367360.

The previous prime is 1201222101941. The next prime is 1201222102021. The reversal of 1201222102003 is 3002012221021.

It is a happy number.

It is not a de Polignac number, because 1201222102003 - 2²¹ = 1201220004851 is a prime.

It is a super-2 number, since 2×1201222102003² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1201222102063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17172363 + ... + 17242171.

It is an arithmetic number, because the mean of its divisors is an integer number (47899154160).

Almost surely, 2^{1201222102003} is an apocalyptic number.

1201222102003 is a deficient number, since it is larger than the sum of its proper divisors (331550831117).

1201222102003 is a wasteful number, since it uses less digits than its factorization.

1201222102003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75067.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1201222102003 its reverse (3002012221021), we get a palindrome (4203234323024).

The spelling of 1201222102003 in words is "one trillion, two hundred one billion, two hundred twenty-two million, one hundred two thousand, three".