1142204223330 has 24 divisors (see below), whose sum is σ = 2969730980892. Its totient is φ = 304587792864.

The previous prime is 1142204223319. The next prime is 1142204223331. The reversal of 1142204223330 is 333224022411.

1142204223330 is a `hidden beast` number, since 1 + 1 + 422 + 0 + 4 + 2 + 233 + 3 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 947217509001 + 194986714329 = 973251^2 + 441573^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1142204223294 and 1142204223303.

It is not an unprimeable number, because it can be changed into a prime (1142204223331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6345578929 + ... + 6345579108.

Almost surely, 2^{1142204223330} is an apocalyptic number.

1142204223330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142204223330 is an abundant number, since it is smaller than the sum of its proper divisors (1827526757562).

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

1142204223330 is a wasteful number, since it uses less digits than its factorization.

1142204223330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12691158050 (or 12691158047 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1142204223330 its reverse (333224022411), we get a palindrome (1475428245741).

The spelling of 1142204223330 in words is "one trillion, one hundred forty-two billion, two hundred four million, two hundred twenty-three thousand, three hundred thirty".