1214143422442 has 16 divisors (see below), whose sum is σ = 1900640532672. Its totient is φ = 580603304160.

The previous prime is 1214143422431. The next prime is 1214143422449. The reversal of 1214143422442 is 2442243414121.

It is a junction number, because it is equal to n+sod(n) for n = 1214143422398 and 1214143422407.

It is not an unprimeable number, because it can be changed into a prime (1214143422449) 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, 1315659 + ... + 2039422.

It is an arithmetic number, because the mean of its divisors is an integer number (118790033292).

Almost surely, 2^{1214143422442} is an apocalyptic number.

1214143422442 is a deficient number, since it is larger than the sum of its proper divisors (686497110230).

1214143422442 is a wasteful number, since it uses less digits than its factorization.

1214143422442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362973.

The product of its digits is 49152, while the sum is 34.

Adding to 1214143422442 its reverse (2442243414121), we get a palindrome (3656386836563).

The spelling of 1214143422442 in words is "one trillion, two hundred fourteen billion, one hundred forty-three million, four hundred twenty-two thousand, four hundred forty-two".