1143214633442 has 16 divisors (see below), whose sum is σ = 1959810612480. Its totient is φ = 489945604128.

The previous prime is 1143214633441. The next prime is 1143214633513. The reversal of 1143214633442 is 2443364123411.

It is a junction number, because it is equal to n+sod(n) for n = 1143214633396 and 1143214633405.

It is not an unprimeable number, because it can be changed into a prime (1143214633441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2980958 + ... + 3342534.

It is an arithmetic number, because the mean of its divisors is an integer number (122488163280).

Almost surely, 2^{1143214633442} is an apocalyptic number.

1143214633442 is a deficient number, since it is larger than the sum of its proper divisors (816595979038).

1143214633442 is a wasteful number, since it uses less digits than its factorization.

1143214633442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587425.

The product of its digits is 165888, while the sum is 38.

Adding to 1143214633442 its reverse (2443364123411), we get a palindrome (3586578756853).

The spelling of 1143214633442 in words is "one trillion, one hundred forty-three billion, two hundred fourteen million, six hundred thirty-three thousand, four hundred forty-two".