1222333402143 has 16 divisors (see below), whose sum is σ = 1874938405376. Its totient is φ = 693850557600.

The previous prime is 1222333402091. The next prime is 1222333402163. The reversal of 1222333402143 is 3412043332221.

It is a happy number.

It is not a de Polignac number, because 1222333402143 - 2²⁶ = 1222266293279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1222333402143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222333402163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192733096 + ... + 192739437.

It is an arithmetic number, because the mean of its divisors is an integer number (117183650336).

Almost surely, 2^{1222333402143} is an apocalyptic number.

1222333402143 is a deficient number, since it is larger than the sum of its proper divisors (652605003233).

1222333402143 is a wasteful number, since it uses less digits than its factorization.

1222333402143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385472694.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 1222333402143 its reverse (3412043332221), we get a palindrome (4634376734364).

The spelling of 1222333402143 in words is "one trillion, two hundred twenty-two billion, three hundred thirty-three million, four hundred two thousand, one hundred forty-three".