1203020001222 has 64 divisors (see below), whose sum is σ = 2681353946880. Its totient is φ = 357277866624.

The previous prime is 1203020001181. The next prime is 1203020001283. The reversal of 1203020001222 is 2221000203021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 6887493 + ... + 7059999.

It is an arithmetic number, because the mean of its divisors is an integer number (41896155420).

Almost surely, 2^{1203020001222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1203020001222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1340676973440).

1203020001222 is an abundant number, since it is smaller than the sum of its proper divisors (1478333945658).

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

1203020001222 is a wasteful number, since it uses less digits than its factorization.

1203020001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175637.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1203020001222 its reverse (2221000203021), we get a palindrome (3424020204243).

The spelling of 1203020001222 in words is "one trillion, two hundred three billion, twenty million, one thousand, two hundred twenty-two".